AJa! - Lovers in Paris
Nomo nomo chua -  My GF is a Gumiho
oppa- i forgot xD
mamanim - jewel in the palace (i even say this to my mom LOL)
''ga'' for korean. It was at my first korean movie ''a werewolf boy'' where she tells him to ''ga''. Shit got my right in the heart.
For japanese idk since I watched naruto as I was younger before discovering dramas and I picked up some words at the time.
For thai I really don't know a single word loool
and there is this like chinese version of Dora where I live so I've always know how to say hello and i love you 
Aja my first baby korean word I thought it was oppa but I was wrong. lol from
- lovers in paris

I first learned halmeoni in shining inheritance

yobeseyo- 
eotteohge - 어떻게 i don't remember the drama but the word got stuck in my head. 
Mine was 'saranhe' in Korean drama 'Boys over flowers' .. along with Komawo, Umma, Appa, Mianhe...
And from taiwanese drama 'Fall in love with me' the first word i learned was 'shishi' and 'nihao' .. along with Ma, Pa, Gege (sometimes just Gge), debuchi....

oppai,
oppa,
umma,
appa,
i apayo