babe the first word for u :)
Hi=Sawasdee krub
for Thailand boys say" khub" but girls say "kaa" . so, it's different a little ;)
It's polite word. It's same" yes"=krub(B),kaa(G) Thai.
but: Sawasdee by don't say krub end of a sentence
you can say with only your friends or younger than you