심각해요 · 심각했어요 · 심각한 (+noun)
serious, grave, severe
Example
환경 오염 문제가 점점 심각해지고 있어요.
The problem of pollution is getting more and more serious.
Word parts
심 deep+각 carve
Literally 'deeply carved': a matter that cuts deep.
Good to know
Use 심각하다 for situations; for a serious, earnest person, say 진지하다.
Related words