Many AH.commers seem to have an avid interest in languages - anything from discussing linguistics, to learning new languages, or even conlanging. Needless to say, languages can be quite a hobby on this site.
Languages and linguistics thread - Main thread.
Which languages do you speak ?
Complete language capabilities thread
French? Too mainstream... What unusual languages are you learning ?
Most irritating persistent misspelling on AH.com
Most infuriating common spelling error in AH ?
The Internet in other languages ?
Share your Funny Folk Etymology
Most ridiculous folk etymologies contest thread
Should languages be saved and/or preserved ?
If you could learn any language ?
Language families discussion thread
Opinions on "Language Purification" ?
Regional variants of languages
Regional differences in English
Weirdest American/British English ?
The French Langauge Discussion Thread
El Tema Hispanoparlante (The Spanish-speaking thread)