heya, since the question has been answered and there is an open feature request related to this topic, and because it sounds like y’all are pretty much having a 1:1 conversation, I’m going to close this and recommend you message each other to discuss the issue.
For folks who want to be able to select a common name language, check out https://forum.inaturalist.org/t/select-language-for-common-names/5430/