Add converston(s)->conversion(s), conversation(s),
diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index c9f7c95..a9c30ba 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -7477,6 +7477,8 @@
converst->convert
converstion->conversion, conversation,
converstions->conversions, conversations,
+converston->conversion, conversation,
+converstons->conversions, conversations,
convertable->convertible
convertables->convertibles
convertation->conversation, conversion,