I don't mean to be rude, but I don't think other languages should exist.
Base +6, reima +6, Coledas Ukgent -15, caliburnus -6, garsi6 -6, orezz -6, o Jin N Juice o -7, meficrow -13, nokacob -4, Riku351 -6, animanera89 -7, Advance-kun -6, Alousman +4, and 5 more...
Fucking lmao. Even if in the future (because of technology making communication instantaneous and travel 1-2 days tops) we only have one global language; chances are you'll still have slight variations and different slang terms depending on the locations.
Base +5, Advance-kun +6, K1dD3ath +6, UglyBastard1999 +5