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

一芸[ichigei] an art
隠し芸[kakushigei] hidden talent
園芸[engei] horticulture
演芸[engei] entertainment
学芸[gakugei] arts and sciences

曲芸[kyokugei] acrobatics
曲芸師[kyokugeishi] acrobat
芸者[geisha] geisha
芸術[geijutsu] (fine) art
芸術家[geijutsuka] artist