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

三指鴎[mitsuyubikamome] black-legged kittiwake
フルマ鴎[furumakamome] northern fulmar (Fulmarus glacialis)
百合鴎[yurikamome] black-headed gull (Larus ridibundus)
笑い鴎[waraikamome] laughing gull (larus atricilla)
大フルマ鴎[oofurumakamome] giant petrel (esp. the southern giant petrel, Macronectes giganteus)

斑フルマ鴎[madarafurumakamome] Cape pigeon
背黒鴎[segurokamome] herring gull (Larus argentatus)
盗賊鴎[touzokukamome] skua (any bird of family Stercorariidae, inc. the jaegers)
黒盗賊鴎[kurotouzokukamome] parasitic jaeger