Dog
개
High school student
고등학생
Younger brother
남동생
Graduate student
대학원생
Younger sibling
동생
Parents
부모님
Father
아버지
Mother
어머니
Younger sister
여동생
Older brother of a female
오빠
Older brother of a male
형
How many (with counter)
몇
Item counter
개
Volume counter
권
Year counter
년
Month counter
달
Animal counter
마리
Person counter
명
Day counter
일
To be (existence), to stay hon.
계시다
And (with two nouns)
하고
Older sister of a female
언니
Older sister of a male
누나
Elementary school
초등학교