diff --git a/core/update_system.py b/core/update_system.py
index be9d5c9dbd..4beb987c2c 100644
--- a/core/update_system.py
+++ b/core/update_system.py
@@ -684,11 +684,11 @@ class AddStatistic:
     # this probably can be inside the Node class as an update method
     # using context manager from contextlib has big overhead
     # https://stackoverflow.com/questions/26152934/why-the-staggering-overhead-50x-of-contextlib-and-the-with-statement-in-python
-    def __init__(self, node: 'SvNode', supress=True):
-        """:supress: if True any errors during node execution will be suppressed"""
+    def __init__(self, node: 'SvNode', suppress=True):
+        """:suppress: if True any errors during node execution will be suppressed"""
         self._node = node
         self._start = perf_counter()
-        self._supress = supress
+        self._suppress = suppress
 
     def __enter__(self):
         return None
@@ -703,7 +703,7 @@ def __exit__(self, exc_type, exc_val, exc_tb):
             self._node[UPDATE_KEY] = False
             self._node[ERROR_KEY] = repr(exc_val)
 
-        if self._supress and exc_type is not None:
+        if self._suppress and exc_type is not None:
             if issubclass(exc_type, CancelError):
                 return False
             return issubclass(exc_type, Exception)
diff --git a/docs/contributing/node_api.rst b/docs/contributing/node_api.rst
index 85a5db92cc..577c172504 100644
--- a/docs/contributing/node_api.rst
+++ b/docs/contributing/node_api.rst
@@ -303,7 +303,7 @@ of them:
   2. Socket is shown if other socket is connected.
   3. Socket is shown if node has appropriate input data.
 
-There are many ways to show / hide sockets. First of all it's possible ot use
+There are many ways to show / hide sockets. First of all it's possible to use
 Blender standard API for adding and removing sockets. Most resent nodes use
 ``hide_safe`` attribute of sockets. Disadvantage of this method is that sockets
 are not really deleted and can be shown with `Ctrl+h` by user. The proper
diff --git a/docs/nodes/analyzer/distance_point_plane.rst b/docs/nodes/analyzer/distance_point_plane.rst
index da93ff47a2..838e7fca29 100644
--- a/docs/nodes/analyzer/distance_point_plane.rst
+++ b/docs/nodes/analyzer/distance_point_plane.rst
@@ -49,7 +49,7 @@ Outputs
 * **In Plane**: Returns True if point is in the same plane as with input vertices.
 * **Closest Point**: Returns the closest point in the plane
 * **Closest in Triangle**: Returns true if the closest point is in the same plane as with input vertices.
-* **Side**: True if Source Point on Normale side.
+* **Side**: True if Source Point on Normal side.
 
 .. image:: https://user-images.githubusercontent.com/14288520/195653818-3861a5ef-f779-4628-abcf-db26a06df34e.png
   :target: https://user-images.githubusercontent.com/14288520/195653818-3861a5ef-f779-4628-abcf-db26a06df34e.png
diff --git a/docs/nodes/curve/refine_nurbs_curve.rst b/docs/nodes/curve/refine_nurbs_curve.rst
index 6b8b805394..8e58fba32f 100644
--- a/docs/nodes/curve/refine_nurbs_curve.rst
+++ b/docs/nodes/curve/refine_nurbs_curve.rst
@@ -9,8 +9,8 @@ number of knots in order to make it easier to manipulate with curve's shape.
 Each knot can be inserted once or multiple times. Knots are distributed
 according to one of algorithms, in order to make knots distribution more even.
 
-After some modifications to refined curve shape were done, unneded knots can be
-removed by use of "Remove excessive knots (Curve)" node.
+After some modifications to refined curve shape were done, unneeded knots can
+be removed by use of "Remove excessive knots (Curve)" node.
 
 Inputs
 ------
@@ -65,7 +65,7 @@ This node has the following parameters:
   * **As possible**. Each knot is inserted as many times as possible; that is,
     `p-1` times, where `p` is the degree of the curve - if the new knot does
     not coincide with any of existing knots; or smaller number of times, if the
-    new knot hapens to coincide with previously existing knot. This option is
+    new knot happens to coincide with previously existing knot. This option is
     the default.
 
 * **Specify Segment**. If checked, the node allows you to specify the range of
diff --git a/docs/nodes/generators_extended/pentagon_tiler.rst b/docs/nodes/generators_extended/pentagon_tiler.rst
index 0b980f7f09..7f7889a5f5 100644
--- a/docs/nodes/generators_extended/pentagon_tiler.rst
+++ b/docs/nodes/generators_extended/pentagon_tiler.rst
@@ -44,7 +44,7 @@ In the N-Panel (and on the right-click menu) you can find:
 
 **Angle Units**: Choose if the input angles will be interpreted as Degrees or Radians
 
-**Flat output**: Flatten output by list-joining level 1 and unwraping it (default set to True)
+**Flat output**: Flatten output by list-joining level 1 and unwrapping it (default set to True)
 
 **Match List Global**: Define how list with different lengths should be matched. Refers to the matching of groups (level 1)
 
diff --git a/docs/nodes/generators_extended/triangle.rst b/docs/nodes/generators_extended/triangle.rst
index 70de750435..703b06d0eb 100644
--- a/docs/nodes/generators_extended/triangle.rst
+++ b/docs/nodes/generators_extended/triangle.rst
@@ -56,7 +56,7 @@ In the N-Panel (and on the right-click menu) you can find:
 
 **Tolerance**: Removing Doubles Tolerance (only active when "Remove Doubles" is True)
 
-**Flat output**: Flatten output by list-joining level 1 and unwraping it (default set to True)
+**Flat output**: Flatten output by list-joining level 1 and unwrapping it (default set to True)
 
 **Match List Global**: Define how list with different lengths should be matched. Refers to the matching of groups (level 1)
 
diff --git a/docs/nodes/list_main/func.rst b/docs/nodes/list_main/func.rst
index eaca72cefd..e406b648fc 100644
--- a/docs/nodes/list_main/func.rst
+++ b/docs/nodes/list_main/func.rst
@@ -32,7 +32,7 @@ Logical OR          Return True if any value in the list is logical True
 Logical AND         Return True if all values in the list are logical True
 =================== ======================================
 
-**Wrap:** Adds one level of wraping (output becomes [output])
+**Wrap:** Adds one level of wrapping (output becomes [output])
 
 Outputs
 -------
diff --git a/docs/nodes/list_masks/mask_convert.rst b/docs/nodes/list_masks/mask_convert.rst
index ad26186813..51fd659bf6 100644
--- a/docs/nodes/list_masks/mask_convert.rst
+++ b/docs/nodes/list_masks/mask_convert.rst
@@ -98,7 +98,7 @@ Examples of usage
 
 ---------
 
-Filter vertices and edges if some faces hided:
+Filter vertices and edges if some faces hidden:
 
 .. image:: https://user-images.githubusercontent.com/14288520/188969070-a084e68a-a657-4106-b9bf-a538f218a16c.png
   :target: https://user-images.githubusercontent.com/14288520/188969070-a084e68a-a657-4106-b9bf-a538f218a16c.png
diff --git a/docs/nodes/modifier_make/adaptive_polygons_mk3.rst b/docs/nodes/modifier_make/adaptive_polygons_mk3.rst
index 4f1203fd25..f61c97fd58 100644
--- a/docs/nodes/modifier_make/adaptive_polygons_mk3.rst
+++ b/docs/nodes/modifier_make/adaptive_polygons_mk3.rst
@@ -80,7 +80,7 @@ This node has the following inputs:
   transform the donor objects. Available values are:
 
   - **Map**. Interpolation between recipient object's vertex normals will be
-    used to deform the donor object. While this procuces smoother results, this
+    used to deform the donor object. While this produces smoother results, this
     gives more deformation of donor object.
   - **Face**. Recipient object's face normal will be used to orient the donor
     object. While this gives less deformation of donor object, it can give gaps
@@ -98,7 +98,7 @@ Parameters
 
 This node has some number of parameters, and most of them are accessible only in the N panel:
 
-- **Join**. If checked, then all procuced copies of donor object will be merged
+- **Join**. If checked, then all produced copies of donor object will be merged
   into one mesh. Unchecked by default.
 - **Remove doubles**. If checked, then "remove doubles" / "merge by distance"
   function will be applied to the resulting mesh; i.e., vertices that have
diff --git a/docs/nodes/pulga_physics/pulga_boundaries_force.rst b/docs/nodes/pulga_physics/pulga_boundaries_force.rst
index f6773a4d9c..8937be0e90 100644
--- a/docs/nodes/pulga_physics/pulga_boundaries_force.rst
+++ b/docs/nodes/pulga_physics/pulga_boundaries_force.rst
@@ -55,11 +55,11 @@ Options & Inputs
 Examples
 --------
 
-Preforming simulation in the surface of a torus:
+Performing simulation in the surface of a torus:
 
 .. image:: https://raw.githubusercontent.com/vicdoval/sverchok/docs_images/images_for_docs/pulga_physics/pulga_boundaries_force/blender_sverchok_pulga_boundaries_force_example_01.png
 
 
-Preforming simulation in the surface of a plane and inside a bounding box:
+Performing simulation in the surface of a plane and inside a bounding box:
 
 .. image:: https://raw.githubusercontent.com/vicdoval/sverchok/docs_images/images_for_docs/pulga_physics/pulga_boundaries_force/blender_sverchok_pulga_boundaries_force_example_02.png
diff --git a/docs/nodes/viz/viewer_draw_surface.rst b/docs/nodes/viz/viewer_draw_surface.rst
index 7a6a7633c7..71339824e3 100644
--- a/docs/nodes/viz/viewer_draw_surface.rst
+++ b/docs/nodes/viz/viewer_draw_surface.rst
@@ -37,7 +37,7 @@ This node has one main parameter:
 .. image:: https://user-images.githubusercontent.com/14288520/190235190-86138e03-8423-4b86-9d35-4337b25513f3.png
   :target: https://user-images.githubusercontent.com/14288520/190235190-86138e03-8423-4b86-9d35-4337b25513f3.png
 
-Most of arameters of this node are groupped in rows; for each type of
+Most of the parameters of this node are grouped in rows; for each type of
 information this node can display, there are three parameters: whether to
 display it, the color to be used, and point size / line width to be used.
 
diff --git a/docs/old/lists_join wiki b/docs/old/lists_join wiki
index c3fd8192eb..cffcbabd15 100644
--- a/docs/old/lists_join wiki	
+++ b/docs/old/lists_join wiki	
@@ -5,10 +5,10 @@ ListLevels manual
    [[(x0,y0,z0),(x1,y1,z1),(x2,y2,z2)][...     ]...]  that is how it looks ABCD
  0 [                                               ]  parameter from socket
  1  [object 0                        ][object 1]...   objects, matrixes
-                                                      here can be added levels for making poligons or smth
+                                                      here can be added levels for making polygons or smth
  2   (vert 0  ),(vert 1  ),(vert 2  )  (...   )       vertices, edges, polygons, tuples
  3    x0,y0,z0   x1,y1,z1   x2,y2,z2                  coordinates, vert_indexes, matrix floats
- ... in future will be flaxiable levels
+ ... in future will be flexible levels
 
 
  For dummies:
diff --git a/nodes/color/color_in_mk1.py b/nodes/color/color_in_mk1.py
index 80658a08b8..3389dce48b 100644
--- a/nodes/color/color_in_mk1.py
+++ b/nodes/color/color_in_mk1.py
@@ -98,7 +98,7 @@ def fprop_generator(**altprops):
 class SvColorsInNodeMK1(SverchCustomTreeNode, bpy.types.Node):
     """
     Triggers: rgb, hsv, hsl -> color
-    Tooltip: Generator for Color data from color components.\n\tIn: R,G,B,A / H,S,V,A / H,S,L,A\n\tParams: Choise [RGB]/HSV/HSL, Use Alpha [On]/Off\n\tOut: Color
+    Tooltip: Generator for Color data from color components.\n\tIn: R,G,B,A / H,S,V,A / H,S,L,A\n\tParams: Choice [RGB]/HSV/HSL, Use Alpha [On]/Off\n\tOut: Color
 
     """
     bl_idname = 'SvColorsInNodeMK1'
diff --git a/nodes/color/color_mix.py b/nodes/color/color_mix.py
index 31b4d3d8bf..ace72573bf 100644
--- a/nodes/color/color_mix.py
+++ b/nodes/color/color_mix.py
@@ -195,7 +195,7 @@ def color_mix(params, constant, matching_f):
 class SvColorMixNode(SverchCustomTreeNode, bpy.types.Node):
     """
     Triggers: Colors Math
-    Tooltip: Mix colors with various methods.\n\tIn: Factor [0.0-1.0], Color A, Color B\n\tParams: Choise ([Mix]/Darken/Multiply/Burn,Add and other)\n\tOut: Color
+    Tooltip: Mix colors with various methods.\n\tIn: Factor [0.0-1.0], Color A, Color B\n\tParams: Choice ([Mix]/Darken/Multiply/Burn,Add and other)\n\tOut: Color
     """
     bl_idname = 'SvColorMixNode'
     bl_label = 'Color Mix'
diff --git a/nodes/generators_extended/box_rounded.py b/nodes/generators_extended/box_rounded.py
index df179ff6c0..22f7544946 100644
--- a/nodes/generators_extended/box_rounded.py
+++ b/nodes/generators_extended/box_rounded.py
@@ -342,8 +342,8 @@ def round_cube(radius=1.0, arcdiv=4, lindiv=0., size=(0., 0., 0.), div_type=0, o
 
 class SvBoxRoundedNode(SverchCustomTreeNode, bpy.types.Node):
     '''Rounded Box
-    In: radius, arc div, lin div, Vector Size, div type, ood axis align
-    Out: Vertices, Poligons
+    In: radius, arc div, lin div, Vector Size, div type, odd axis align
+    Out: Vertices, Polygons
     '''
     bl_idname = 'SvBoxRoundedNode'
     bl_label = 'Rounded Box'
diff --git a/nodes/generators_extended/super_ellipsoid.py b/nodes/generators_extended/super_ellipsoid.py
index 555b0190c7..44102913f0 100644
--- a/nodes/generators_extended/super_ellipsoid.py
+++ b/nodes/generators_extended/super_ellipsoid.py
@@ -35,7 +35,7 @@ def sign(x): return 1 if x >= 0 else -1
     "SPHERE":           [1.0, 1.0, 1.0, 1.0, 1.0, 32, 32],
     "CUBE":             [1.0, 1.0, 1.0, 0.0, 0.0, 3, 5],
     "CYLINDER":         [1.0, 1.0, 1.0, 1.0, 0.0, 4, 32],
-    "OCTOHEDRON":       [1.0, 1.0, 1.0, 1.0, 1.0, 3, 4],
+    "OCTAHEDRON":       [1.0, 1.0, 1.0, 1.0, 1.0, 3, 4],
     "SPINNING_TOP":     [1.0, 1.0, 1.0, 1.0, 4.0, 32, 32],
     "CUBIC_CONE":       [1.0, 1.0, 1.0, 1.0, 2.0, 32, 32],
     "CUBIC_BALL":       [1.0, 1.0, 1.0, 2.0, 1.0, 32, 32],
diff --git a/nodes/modifier_make/contour2D.py b/nodes/modifier_make/contour2D.py
index c0a573d5df..5c559454b8 100644
--- a/nodes/modifier_make/contour2D.py
+++ b/nodes/modifier_make/contour2D.py
@@ -39,8 +39,8 @@
     ("Long_Cycle", "Long Cycle", "Cycle through the shorter lists until match the longest list", 1)]
 
 intersec_mode_items = [
-    ("Circular", "Circular", "Intersecction based on distance (Slower)", 0),
-    ("Poligonal", "Poligonal", "Intersecction dependent from num. of vertices (Faster)", 1)]
+    ("Circular", "Circular", "Intersection based on distance (Slower)", 0),
+    ("Polygonal", "Polygonal", "Intersection dependent from num. of vertices (Faster)", 1)]
 
 
 def check_dist_to_verts(v, or_verts, or_radius, net, poli_ang_list, poly_ang_cos_list, mask_t):
@@ -362,10 +362,10 @@ def outside_angles(ang, ang_o, ang_f):
         return ang <= ang_o or ang >= ang_f
 
 
-def on_valid_angle_inter(ang, intersecctions):
+def on_valid_angle_inter(ang, intersections):
     out_side = True
-    for i in range(int(len(intersecctions)/2)):
-        out_side = out_side and outside_angles(ang, intersecctions[2*i][0], intersecctions[2*i+1][0])
+    for i in range(int(len(intersections)/2)):
+        out_side = out_side and outside_angles(ang, intersections[2*i][0], intersections[2*i+1][0])
         if not out_side:
             break
 
@@ -381,7 +381,7 @@ def on_valid_angle_connex(ang, net, connex):
     return out_side
 
 
-def create_valid_vert_edges(x, y, z, new_angs, intersecctions, net, connex):
+def create_valid_vert_edges(x, y, z, new_angs, intersections, net, connex):
     list_vert_x, list_vert_y, list_vert_z = [], [], []
     edg_list = []
     ed_ind = 0
@@ -390,14 +390,14 @@ def create_valid_vert_edges(x, y, z, new_angs, intersecctions, net, connex):
     last_ang = 0
 
     for ang_local, r, inter in new_angs:
-        out_side = on_valid_angle_inter(ang_local, intersecctions)
+        out_side = on_valid_angle_inter(ang_local, intersections)
         if out_side and connex > 1:
             out_side = on_valid_angle_connex(ang_local, net, connex)
 
         if out_side:
             if last_is_inter and inter:
                 mid_ang = normal_angle(last_ang + (ang_local - last_ang)*0.5)
-                if not on_valid_angle_inter(mid_ang, intersecctions)or not on_valid_angle_connex(mid_ang, net, connex):
+                if not on_valid_angle_inter(mid_ang, intersections)or not on_valid_angle_connex(mid_ang, net, connex):
                     edg_list.pop()
 
             last_is_inter = inter
@@ -412,7 +412,7 @@ def create_valid_vert_edges(x, y, z, new_angs, intersecctions, net, connex):
     if len(inter_list) > 0:
         if inter_list[-1][0] and inter_list[0][0]:
             mid_ang = normal_angle(inter_list[-1][1] + (inter_list[0][1] + 2*pi - inter_list[-1][1]) * 0.5)
-            if not on_valid_angle_inter(mid_ang, intersecctions)or not on_valid_angle_connex(mid_ang, net, connex):
+            if not on_valid_angle_inter(mid_ang, intersections)or not on_valid_angle_connex(mid_ang, net, connex):
                 edg_list.pop()
             else:
                 edg_list[-1] = (edg_list[-1][0], 0)
@@ -453,8 +453,8 @@ class SvContourNode(ModifierLiteNode, SverchCustomTreeNode, bpy.types.Node):
         min=-1.0, default=1.0e-5,
         step=0.02, update=updateNode)
 
-    intersecction_handle: EnumProperty(
-        name="intersecction_handle",
+    intersection_handle: EnumProperty(
+        name="intersection_handle",
         description="Intersection mode",
         items=intersec_mode_items, default="Circular",
         update=updateNode)
@@ -497,12 +497,12 @@ def draw_buttons_ext(self, context, layout):
         layout.prop(self, "modeI", expand=True)
         layout.prop(self, 'rm_doubles')
         layout.prop(self, 'mask_t')
-        layout.prop(self, "intersecction_handle", expand=True)
+        layout.prop(self, "intersection_handle", expand=True)
         layout.prop(self, "list_match", expand=True)
         layout.prop(self, "remove_caps")
 
 
-    def build_net(self, verts_in, edges_in, v_len, radius, poligonal_inter):
+    def build_net(self, verts_in, edges_in, v_len, radius, polygonal_inter):
         '''calculate radial intersections and connexion angles and orientations'''
         net2 = []
         for j in range(v_len):
@@ -514,7 +514,7 @@ def build_net(self, verts_in, edges_in, v_len, radius, poligonal_inter):
             side_edges_angles(net2, verts_in, edges_in, radius)
         # calculate orientation
         orientation_angle(net2)
-        if not poligonal_inter and v_len > 1:
+        if not polygonal_inter and v_len > 1:
             # calculate circular intersections
             ciruclar_intersections(net2, verts_in, edges_in, v_len, radius)
 
@@ -613,10 +613,10 @@ def get_inputs(self):
 
         return family
 
-    def adjust_parameters(self, params, v_len, actual_radius, poligonal_inter, edges_in):
+    def adjust_parameters(self, params, v_len, actual_radius, polygonal_inter, edges_in):
         verts_in, _, vertices, _ = params
         parameters = list_matcher([verts_in, vertices], self.list_match)
-        net = self.build_net(verts_in, edges_in, v_len, actual_radius, poligonal_inter)
+        net = self.build_net(verts_in, edges_in, v_len, actual_radius, polygonal_inter)
         parameters = list_matcher([verts_in, vertices, actual_radius, net], self.list_match)
         parameters = [data[0:v_len] for data in parameters]
 
@@ -650,7 +650,7 @@ def get_perimeter_and_radius(self, params):
     def generate_outlines(self, output_lists, params):
         verts_in, _, _, edges_in = params
         is_edges_in_linked = self.inputs['Edges_in'].is_linked
-        poligonal_inter = (0 if self.intersecction_handle == "Circular" else 1)
+        polygonal_inter = (0 if self.intersection_handle == "Circular" else 1)
 
         v_len = len(verts_in)
         edges_in = [i for i in edges_in if i[0] < v_len and i[1] < v_len]
@@ -659,7 +659,7 @@ def generate_outlines(self, output_lists, params):
 
         for i in range(perimeter_number):
 
-            net, parameters = self.adjust_parameters(params, v_len, actual_radius[i], poligonal_inter, edges_in)
+            net, parameters = self.adjust_parameters(params, v_len, actual_radius[i], polygonal_inter, edges_in)
             verts_in, _, actual_radius[i], net = parameters
             if is_edges_in_linked and self.remove_caps:
                 edges_num = adjacent_edg_pol_num(verts_in, edges_in)
diff --git a/nodes/object_nodes/object_raycast2.py b/nodes/object_nodes/object_raycast2.py
index e7d0b3b5d9..81f2c847d8 100644
--- a/nodes/object_nodes/object_raycast2.py
+++ b/nodes/object_nodes/object_raycast2.py
@@ -68,7 +68,7 @@ def sv_init(self, context):
         so('SvVerticesSocket', "HitP")
         so('SvVerticesSocket', "HitNorm")
         so('SvStringsSocket', "FaceINDEX")
-        # self.inputs[2].prop[2] = -1  # z down   # <--- mayybe?
+        # self.inputs[2].prop[2] = -1  # z down   # <--- maybe?
         
     def sv_draw_buttons_ext(self, context, layout):
         row = layout.row(align=True)
diff --git a/nodes/svg/dimensions_svg.py b/nodes/svg/dimensions_svg.py
index 3986c059a9..84f1f67fcd 100644
--- a/nodes/svg/dimensions_svg.py
+++ b/nodes/svg/dimensions_svg.py
@@ -139,13 +139,13 @@ def draw_dimension_text(self, dim_loc_a, dim_loc_b, angle, document):
             p_format = "{:10."+str(precision)+"f}"
             text_svg += p_format.format((dim_loc_b - dim_loc_a).length)
         else:
-            feets = (dim_loc_b - dim_loc_a).length//0.3048
-            if feets < 2:
+            feet = (dim_loc_b - dim_loc_a).length//0.3048
+            if feet < 2:
                 inches = ((dim_loc_b - dim_loc_a).length/0.0254)
             else:
                 p_format = "{:10.0f}"
                 inches = (((dim_loc_b - dim_loc_a).length%0.3048)/0.0254)
-                text_svg += p_format.format(feets)
+                text_svg += p_format.format(feet)
                 text_svg += "ft"
             p_format = "{:10."+str(precision)+"f}"
             text_svg += p_format.format(inches)
@@ -217,7 +217,7 @@ class SvSvgDimensionNode(SverchCustomTreeNode, bpy.types.Node):
 
     units_real: EnumProperty(
         name='Units_real',
-        description='Dimentions feets or meters',
+        description='Dimensions feet or meters',
         items=enum_item_4(['Metric', 'Imperialistic']),
         default='Metric',
         update=updateNode)
diff --git a/nodes/viz/light_viewer.py b/nodes/viz/light_viewer.py
index 6657eaaf14..e8faa986cc 100644
--- a/nodes/viz/light_viewer.py
+++ b/nodes/viz/light_viewer.py
@@ -17,7 +17,7 @@
 class SvLightViewerNode(SvViewerNode, SverchCustomTreeNode, bpy.types.Node):
     """
     Triggers: lamp light sun
-    Tooltip: Generate Lamp objects. Properties of lamps in Blender.\n\tIn: Origin, Size, Strength, Color\n\tParams: base name, Collection, Type (Point/Sun/Spot/Area)\n\tExtra: Cast Shaddow, Show cone (N-panel)\n\tOut: Objects
+    Tooltip: Generate Lamp objects. Properties of lamps in Blender.\n\tIn: Origin, Size, Strength, Color\n\tParams: base name, Collection, Type (Point/Sun/Spot/Area)\n\tExtra: Cast Shadow, Show cone (N-panel)\n\tOut: Objects
     """
 
     bl_idname = "SvLightViewerNode"
diff --git a/utils/yaml_parser.py b/utils/yaml_parser.py
index d8da4d3fa0..28d5e4e537 100644
--- a/utils/yaml_parser.py
+++ b/utils/yaml_parser.py
@@ -1,6 +1,6 @@
 """
 Limited implementation of reading yaml files. Should be replaced when such
-library is available in build-in Python source.
+library is available in built-in Python source.
 """