This is the 5034th most frequent Korean word.
기초를
"기초를" means "foundation" or "basic" in English.
Used to mean 'foundation' or 'basis' in a physical structure sense.
이 건물은 기초를 튼튼히 해야 해요.
The foundation of this building must be strong.
Refers to the fundamental or base knowledge in a discipline of study.
그는 공부의 기초를 다졌다.
He built the foundation of his studies.
Implies the elementary or initial concepts needed to proceed further.