older brother (if you are a younger female)
오빠
grandma
할머니
older brother (if you are a younger male)
형
uncle
삼촌
Aunt
이모
older sister (if you are a younger female)
언니
Mom
엄마
older sister (if you are a younger male)
누나
grandpa
할아버지
Dad
아빠
Younger sibling
동생