利口 (Rikou) is a Japanese na-adjective meaning “clever, intelligent, bright, smart”.
Meanings
- na-adjective, nounclever; intelligent; bright; smart; wise; sensible
- na-adjective, nounwell-behaved (esp. of children and pets); obedient; goodusu. お〜
Examples
彼は利口な少年だ。
He is a clever boy.
彼は私より利口だ。
He is more clever than me.
彼女はとても利口だ。
She's as clever as they make 'em.
Sentences from Tatoeba (CC BY 2.0 FR).