고민이 · 고민을
worry, concern; something weighing on one's mind
Example
요즘 이사 문제로 고민이 많아요.
These days moving has been weighing on my mind a lot.
Word parts
고 bitter+민 anguish
Literally 'bitter anguish' — a problem you keep turning over.
Good to know
고민 is weighing a problem or decision; 걱정 is fearing that something bad will happen.
Related words