diff --git a/_typos.toml b/_typos.toml
index f8d9752..39f9f8f 100644
--- a/_typos.toml
+++ b/_typos.toml
@@ -4,11 +4,16 @@
 [default.extend-identifiers]
 Lik = "Lik"
 missings = "missings"
+# misspelled in the car::Cowles dataset
+Extraversion = "Extraversion"
+extraversion = "extraversion"
+Fo = "Fo"
 
 [default.extend-words]
 Lik = "Lik"
 missings = "missings"
 
+
 [type.package_toml]
 # Don't check spellings in these files
 extend-glob = ["Manifest.toml", "Project.toml"]
diff --git a/src/typical.jl b/src/typical.jl
index 6f7cf61..e42d4aa 100644
--- a/src/typical.jl
+++ b/src/typical.jl
@@ -1,7 +1,7 @@
 #=
 
 Idea is: we have a model formula and a design dict of variables with reference values.
-all teh terms that are not present in the design get "typified".  we re-write the model
+all the terms that are not present in the design get "typified".  we re-write the model
 formula replacing all the terms with their "typified" version where available.
 
 then we call modelcols using this new formula + the reference grid