Well, 'Mianhae' or '미안해' is the casual way of saying sorry and 'Mianhaeyo' or '미안해요' is the semi-casual way.
It is an informal way of saying sorry in Korean.
mianhae, na mollasseo
The phrase 'thank you' and 'sorry' in Korean are:Thank you -감사합니다 (gamsahamnida) - formal고마워 (gomawo) - casualSorry -죄송합니다 (joesunghamnida) - formal미안헤 (mianhae)- casual
byaney Actually, It's "Miyanae" You only say that to kids To adults: Jweisung hamnida "Miyanae" is good for those younger than you. "Mianada" is good for those of your own status. "Jweisung hamnida" or "Kamsa hamnida" is acceptable to address an elder.
The most common ways to say "I'm sorry" in Korean are:죄송합니다 (joesonghamnida)* - formal미안합니다 (mianhamnida) - polite미안해 (mianhae) - casual but somewhat polite미안 (mian) - can be casualit's my fault-내 잘못이야(na-jar-mot-i-ya)sorry-미안해 (mi-an-hae) or 미안해요(mi-an-hae-yo) 죄송해요(jueh-song-hae-yo)if they are freind or your don't have no time to say all of it, just say 미안! (mi-an) or 죄송 (jua-song)