I also encourage the use of the [ spoiler ] tag, along with Google Translate (link) to reflect foreign languages. To that end, I suggest the following list for fantasy to real world languages:
the list was borrowed from GM Euan, any languages listed in Italics are ones I've added
Abyssal = Gujarati
Aklo = Bengali
Aquan = Amharic
Auran = Sinhala
Azlanti = Latin
Catfolk = Assamese
Celestial = Armenian
Draconic = Chinese
Drow = Tamil
Dwarven = Russian
Elven = Finnish
Gecko = Korean
Giant = Icelandic
Gnome = Yoruba
Goblin = Hmong
Halfling = Dutch
Hallit = Mongolian
Infernal = Tajik
Kelish = Persian
Necril = malayalam
Orc = Klingon
Osiriani = Arabic
Polyglot = Swahili
Shoanti = Maori
Skald = Danish
Terran = Welsh
Thassilonian = Greek
Thieves Cant = French
Tien = Japanese
Undercommon = Khmer
Vaati = Vietnamese
Varisian = Romanian
Vudrani = Hindi
