Human Language: English
Chakoya Language : This is the language of the Chakoyas which lives near Svargrond. Most of it is translated:
https://tibia.fandom.com/wiki/Chakoya_Language
Related Question on TibiaQa:
https://www.tibiaqa.com/23974/how-to-speak-chakoya-language?show=23974#q23974
Elven Language: This is the language of the elves, you can found a lot of this in Ab'dendriel
Some of the words which are translated can be found :
https://tibia.fandom.com/wiki/Elven_Language
Orc Language: This is the language of Orcs, Most of the words are translated and can be found in following articles:
https://www.tibiawiki.com.br/wiki/Orc_Language
https://tibia.fandom.com/wiki/Orc_Language
Question connected on TibiaQa:
https://www.tibiaqa.com/20859/how-to-speak-orc-language?show=20859#q20859
Cyclops Language: Cyclops in Tibia have their own language and even elementary book! You can find "Cyclops ABC (Book)"- https://tibia.fandom.com/wiki/Cyclops_ABCs_(Book). The funny part is that the book has no content of words- it looks like Alphabet book. It seems that they alphabet is English! We know some words of this language that reference metals like Za'Ralator which refers to a Demon Iron.
Links Related:
https://tibia.fandom.com/wiki/A_Sweaty_Cyclops
Undead Language/ Demons language: This is one of the most rares languages in tibia, we know that demons have a language cause they say "CHAMEK ATH UTHUL ARAK" and we can find book in Serpentine Tower- Mehrah Asram- that have this words said by Mummy- "Chamek ath Uthul arak" which means "Sacrifice your blood", Connection to :
https://www.tibiaqa.com/22204/what-does-mehrah-asram-book-from-serpentine-tower-is-about-how-translate?show=22205#a22205
Deepling Language(Jekhr): Deeplings have they own language and you can found a lot of this in the books in Gray Island. The explanation of their language was partially explained by CipSoft:
https://www.tibia.com/forum/?action=thread&postid=34456139#post34456139
https://tibia.fandom.com/wiki/Gray_Beach_Libraries#Fiehonja
Related Question on TibiaQa:
https://www.tibiaqa.com/23983/how-to-speak-deepling-language?show=23983#q23983
Bonelord Language(469): This is the most mysterious language. Many tried to break it and translate it- none succeded so far. Some links:
https://tibia.fandom.com/wiki/469
https://tibia.fandom.com/wiki/Hellgate_Library/Possible_Solutions
TibiaQa related question:
https://www.tibiaqa.com/9729/how-to-speak-bonelord-language-469?show=9729#q9729
https://www.tibiaqa.com/23502/what-is-the-meaning-of-this-animation-from-the-baby-bonelord?show=23509#a23509
https://www.tibiaqa.com/9729/how-to-speak-bonelord-language-469?show=9729#q9729
Caveman Language: Near Zao we can found a little tribe of Cavemans. More information about their language in Article:
https://tibiasecrets.com/mystery-of-the-cavemen/
Astral Shapers language- it seems Astral shapers has their own language too!
TibiaQa related Question:
https://www.tibiaqa.com/21755/what-language-astral-shapers-speak-and-how-can-learn-speak-their-language?show=21755#q21755
Worth to mention:
Dworc Language: This little creatures say a few words like ("Prek tars, dekklep zurk."."Grow truk grrrrr."; "Brak brrretz!), therefore, we can assume that they have they own language
Wolves Language: We can found a book in POH with the name "The language of the Wolves"
https://tibia.fandom.com/wiki/The_Language_of_the_Wolves_(Book)
Djinn Language : Djinns have a few words- like greeting- "DJANNI'HAH", which means that they can have their own language too.
"Zarganash" Language": In fact Zarganash its a "word" of an ancient language which we don't know
Minotaur Language references: "KAPLAR!" Minotaurs don't "have a language", they have this word which is a reference to "Qapla, a Klingon's word from Star Wars
Rotworm language - Apparently we can communicate with Rotworms by dance moves! "Communicating with rotworms through dance moves. Fascinating!" https://www.tibia.com/news/?subtopic=newsarchive&id=3634#amaro