隠忍[innin] patience
押っ忍[osu] greeting used between close male friends
勘忍[kannin] pardon
堪忍袋の緒が切れる[kanninbukuronoogakireru] to be out of patience
堅忍[kennin] perseverance

堅忍不抜[kenninfubatsu] indomitable perseverance
残忍[zannin] cruelty
恥を忍ぶ[hajiwoshinobu] to abide one's shame
忍ばせる[shinobaseru] to conceal
忍び[shinobi] stealth

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