형 : when male call older brother 누나 : when male call older sister 언니 : when female call older sister 오빠 : when female call older brother 형님 : when gang member call higher member of gang. 형님 : when female who got marrier call older sister who also got married. --> It can be uesd the betewwn the elderly ※

You mean blanks between words like this? - 이것은_책_입니다.

"Too" can be translated "역시" in korean. But we tend not to say "나 역시 사랑해" "도" has same meaning of "역시".

1. 더라 After you experienced something by youself through hearing, watching and touching etc , you can say that feeling or thinking by refering to your experiences. ex) 1) It was so hot today. 오늘 정말 덥다. You can say to your mon or day about today's hot weather. 오늘 정말 덥더라 so '라' make the sentence from present to past. 오늘 정말 덥다 is present sentence 오늘 정말 덥더라 is past tense. 오늘 정말 덥더라고 is past tense as well. ~고 is postposition particle. I am not sure but it might emphasize the meaning of sentence. 2. 구요 이것은 사탕 입니다. 이것은 사탕 이고요. 이것은 사탕 이구요. 구요 might be spoken Korean. It is used by children or between couple. 구요 makes the sentecne a bit cute(?) or soft.

다 means all things. 아는데 means that I know but. so when they are combined, it mean I know all but. I guess it could be used in a dispute or argument. ex) A : I think our government need to expand welfare policy to support low income families. B : 다 아는데, How(where) they can get that huge money? B surely know what A is saying, but considering reality, it is not that easy~

귀염둥이 is consist of 귀염+둥이. 1. 귀염 is noun from 귀엽다 which is verb. ※ 귀엽다(verb) → 귀여운(adjective) → 귀염(noun) 2. 둥이 is a kind of suffix which means people who are so quite and lovely. it is noun as well. So we can easily say "귀염둥이" when we see a lovely baby.

1) "아는데" is combined by two words 알다 and 그런데 in Korean It means " I know but~" in English. ex) Mon : Son, You should help your brother's homework. Son : I know but I have to my homework.. ※ after 아는데, you can put what you want to say, do, explain. 2) Regarding "아닌데?" You wnat to express a doubt about someone's remark. ex) A : CEO decided to raise your salary by 10% from next year B : 아닌데? I've heard he decided to raise by 10%.. or 5%..or I'm not sure~ 2) "아닌데?" :

Both of them are correct. When you have some emtion such as thanks, gratitude and apprecitaion, You can say "감사합니다." or "고마워". You just make sure difference between "감사합니다" and "고마워" "감사합니다" is a formal expression but "고마워" is inforaml. If you want to express your feeling to the ederly, You need to say " 감사합니다." but to friends, you can say "고마워"