할아버지
harabeoji · TOPIK 1
grandfather
👴 할아버지 = 할 (old, from 한 great) + 아버지 (father): great-father
아버지 means father. The prefix 할 is a worn-down form of 한, meaning great or big, so the word is literally great-father. The same prefix builds 할머니 (grandmother) from 어머니 (mother).