어겨요 · 어겼어요 · 어길 거예요 · 어기세요
to break (a rule, promise, law), to violate
Example
친구가 또 약속을 어겨서 화가 났어요.
I got angry because my friend broke a promise again.
Good to know
The opposite is 지키다: 약속을 지키다 'keep a promise' vs. 약속을 어기다 'break a promise.'
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