似合う

にあう

niau

(jlpt3)

Definition:

Godan verb with u ending, intransitive verb

1. to suit; to match; to become; to be like

Kanji Breakdown:

似 - becoming, resemble, counterfeit, imitate, suitable

合 - fit, suit, join, 0.1

Japanese Definition:

［動ワ五（ハ四）］ちょうどよくつりあう。調和する。「着物がよく似合う人」「年に似合わず行動的だ」

More Examples:

あのドレスは彼女によく似合う。

That dress really becomes her.