fuiyoh
fuiyoh is a Malaysian exclamation to express confirmation, admiration. It is like 'wow!' or 'beautiful!'

It is derived from the Hokkien language word 水喔. Also eroded into fuyoh, fuyooh, huiyoh, huiyoo etc.
-Fuiyoh! You dress so sexy today! Go on a date?
-Haiya don't talk cock lah.