クスクス笑う[kusukusuwarau] to giggle
けらけら笑う[kerakerawarau] to cackle
げらげら笑う[geragerawarau] to guffaw
一笑[isshou] laugh
一笑に付す[isshounifusu] to laugh (someone) down

一顰一笑[ippinisshou] (a) mood
可笑しい[okashii] funny
含み笑い[fukumiwarai] suppressed laugh
嬉笑[kishou] happy laughter
戯笑[gishou] playful laughter

頬笑み[hooemi] smile
頬笑む[hohoemu] to smile
頬っぺ[hoppe] cheek
頬っ辺[hoppeta] cheek

頬紅[hoobeni] cheek rouge
頬骨[hoobone] cheekbones
頬髯[hoohige] whiskers
頬杖を突く[hoozuewotsuku] to rest one's chin in one's hands