This is the 11855th most frequent Korean word.
넉넉한
Generous; ample; sufficient.
In this sentence, '넉넉한' () describes the man having a generous (ample and kind) heart.
그는 넉넉한 마음으로 어려운 사람들을 도와준다.
He helps those in need with a generous heart.
Here, '넉넉한' indicates having an ample amount of time.
넉넉한 시간이 있으니 천천히 준비하세요.
There is plenty of time, so prepare at your own pace.
In this context, '넉넉한' refers to the spaciousness ample enough for the intended use.