Bismillaahir Rahmaanir Raheem
Alhamdulillaah, while waiting for an answer an #fedora for the question of where the custom spellcheck files for hunspell, the unified spellchecking engine for Fedora 9 and upwards, reside, I discovered that they are stored in .config/enchant, which isn’t very intuitive, but makes sense after discovering that enchant is related to the Fedora hunspell integration. Click to see the link that lead to this discovery.