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Hello
안녕하세요 (annyeong haseyo)
Yes
네 (ne) or 예 (ye)
No
아니요 (aniyo)
Maybe
아마도 (amado)
Please
주세요 (juseyo)
Thank you
감사합니다 (gamsahamnida) or 고마워요 (gomawoyo)
You're welcome
천만에요 (cheonmaneyo)
Okay
예 (ye) or 괜찮다 (gwaenchanhda)
I'm sorry
미안해요 (mianhaeyo)
I don't know
몰라요 (mollayo)
Excuse me (for apologies)
실례합니다 (sillyehamnida)
Excuse me (for someone's attention)
저기요 (jeogiyo)
Good
좋아요 (johayo) or 좋은 (joheun)
Bad
안좋아요 (anjohayo) or 나쁜 (nappeun)
And
하고(hago)
Hi
안녕 (annyeong)
Good morning
좋은아침이에요 (joeun achimieyo)
How are you?
어떻게 지내세요? (eotteohge jinaeseyo) or
잘 지내요? (jal jinaeyo)
Long time no see
오랜만이에요 (oraenmanieyo)
Bye
안녕 (annyeong)
Goodbye (to the person leaving when you're staying)
안녕히 가세요 (annyeonghi gaseyo)
Goodbye (when you're leaving and the other person is staying)
안녕히 계세요 (annyeonghi gyeseyo)
Take care
잘가요 (jalgayo)
Welcome (to a store or place)
환영합니다 (hwanyeonghamnida)
Good luck
화이팅 (hwaiting, literally: "fighting")
or 행운을 빕니다 (haengun-eul bimnida)
Cheers
건배 (geonbae)
Amazing
대박 (daebak)
Have you eaten?
밥 먹었어요? (bab meogeosseoyo?)
Bon appetit:
잘 먹겠습니다 (jal meokgetseumnida)
Thank you for this meal
잘 먹었습니다 (jal meogeotseuminda)
Congratulations
축하해요 (chukahaeyo)
No problem
문제 없어요 (munje eopseoyo)
Of course
당연하죠 (dangyeonhajyo)
Just one moment, please
잠시만 기다려 주세요 (jamsiman gidaryeo juseyo)
Sleep well
잘 자요 (jal jayo)
Get home safely
안전하게 집에 가다 (anjeonhage jib-e gada)
Don't worry
걱정 하지마 (geokjeong hajimaseyo)
Do you speak English?
영어하세요? (yeongeo haseyo)
Do you speak Korean?
한국어하세요? (hangugeo haseyo)
I understand
이해해요 (ihae haeyo)
I don't understand
이해 못 해요 (ihae mos haeyo)
What did you say?
뭐라고 했어? (mworago haesseo)
Can you speak slowly please?
천천히 말 해주세요 cheoncheonhi mal hae juseyo)
Please repeat
반복하세요 (banbog haseyo)
Please write it down
적어주세요 (jeogeo juseyo)
I speak a little Korean
한국어를 조금한다 (hangugeo-leul jogeumhanda)
What does this mean?
이것은 무엇을 의미 하는가? (igeoseun mueos-eul uimi haneunga)
What is _ in Korean?
_ 한국말로 뭐예요? (hangugmallo mwoyeyo)
How much is it?
얼마에요? (eolmayeyo)
Where is _?
_ 어디에 있어요 (eodie isseyo)
Where is the bathroom?
화장실은 어디에 있어요? (hwajangsireun eodie isseyo?)
Over there
저기 (jeogi)
Straight
직진 (jigjin)
Right
오른쪽 (oleunjjok)
Left
왼쪽 (oenjjok)
Can you help me please?
도와 줄수있으세요? (dowa julsu isseuseyo)
What's your name?
이름이 뭐예요? (ireum-i mwoyeyo)
My name is...
제 이름은... (je ileum-eun)
Nice to meet you
반갑습니다 (bangapseubnida)
Where are you from?
어디에서 왔어요? (eodieseo wasseoyo)
I'm from...
...에서 왔어요 (eseo wasseoyo)
How old are you?
몇 살이에요? (myeot sarieyo)
I'm _ years old
살이에요 (sarieyo)
What's your job?
직업이 뭐에요? (jigeobi mweoeyo)
Where do you work?
어디에서 일합니까? (eodieseo ilhamnikka)
What are your hobbies?
취미가 뭐니? (chwimiga mwoni)
And you?
그리고 너? (geuligo neo)
Have a nice day
좋은 하루 보내세요 (joheun haru bonaeseyo)