안녕하세요? how are you?; hello! (literally: are you peaceful (well)?)
안녕히 in good health
안녕히 가세요 good-bye! (To one who is leaving. Literally: go in peace
(i.e., health))
안녕히 계세요 good-bye! (To one who is staying. Literally: stay
in peace (i.e., health))
안녕히 주무세요 good night (honorific)
안돼요 it's no good; it won't do; it's not acceptable; it doesn't work
안주 snacks to go with alcohol, food to go with alcoholic drinks
앉- sits
앉으세요 please take a seat, sit down
알겠어요 I understand