くすむ Meanings Godan verb, Intransitive to be dark; to be dull to be unassuming; to be inconspicuous; to not stand out Example sentences くすんだお古のダイヤだろうが、ないよりはあった方がいい。It is better to have old second-hand diamonds than none at all. Common phrases 色がくすむ Jinuma: Japanese Dictionary · Word lists