Romance Languages:
* Spanish: Gracias
* French: Merci
* Italian: Grazie
* Portuguese: Obrigado (male), Obrigada (female)
* Romanian: Mulțumesc
Germanic Languages:
* German: Danke
* Dutch: Dank u wel
* Swedish: Tack
* Norwegian: Takk
* Danish: Tak
* English: Thank you
Slavic Languages:
* Russian: Спасибо (spasibo)
* Polish: Dziękuję (dziekuje)
* Czech: Děkuji (děkuji)
* Ukrainian: Дякую (dyakuyu)
* Serbian: Hvala (hvala)
Asian Languages:
* Chinese (Mandarin): 谢谢 (xièxie)
* Japanese: ありがとう (arigatō)
* Korean: 고맙습니다 (go맙습니다)
* Hindi: धन्यवाद (dhanyavaad)
* Vietnamese: Cảm ơn (cảm ơn)
Other Languages:
* Arabic: شكراً (shukran)
* Hebrew: תודה (toda)
* Finnish: Kiitos
* Hungarian: Köszönöm
* Turkish: Teşekkür ederim
More Formal Ways:
* Spanish: Muchas gracias (many thanks)
* French: Merci beaucoup (thank you very much)
* German: Vielen Dank (many thanks)
* Italian: Grazie mille (thanks a lot)
* Japanese: ありがとうございます (arigatō gozaimasu)
* Korean: 감사합니다 (gamsahamnida)
Informal Ways:
* Spanish: Gracias, gracias
* French: Merci beaucoup, merci beaucoup
* German: Danke schön (thanks very much)
* Italian: Grazie, grazie
* Japanese: ありがとう (arigatō)
* Korean: 고마워 (gomawo)
This is just a small selection of languages, and there are many other ways to say "thank you" in different cultures. It's always good to learn the appropriate phrase for the situation and the person you are speaking to.