This is the 1678th most frequent Korean word.
아니라는
A conjugated form meaning "not to be" or "is not," depending on context.
In this sentence, '아니라고' comes from '아니다' and is used to negate a statement, specifically conveying that something is asserted as not being the case.
그게 사실이 아니라고 말했다.
They said it wasn't true.
Here, '아니라고' is used to express a negation within an indirect statement, often encountered in expressions of opinion or thought.
나는 네가 책임이 아니라고 생각해.
I don't think you are to blame.
In this example, '아니라고' is part of a rhetorical or contemplative question, challenging the certainty of a situation by suggesting it's not as presumed.