diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index 86d6aad6c2..40777433b8 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -36910,6 +36910,7 @@ thnig->thing
 thnigs->things
 thoese->those, these,
 thonic->chthonic
+thorasic->thoracic
 thoroidal->toroidal
 thoroughty->thoroughly
 thorugh->through, thorough,
@@ -37020,6 +37021,7 @@ thumbbnail->thumbnail
 thumbnal->thumbnail
 thumbnals->thumbnails
 thundebird->thunderbird
+thur->their
 thurday->Thursday
 thurough->thorough
 thurrow->thorough