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

杏茸[anzutake] chanterelle mushroom (Cantharellus cibarius)
榎茸[enokidake] enoki mushroom (long, thin and white)
原茸[haratake] field mushroom (Agaricus campestris)
松茸[matsutake] matsutake mushroom
笑茸[waraitake] Panaeolus papilionaceus (species of poisonous mushroom)

椎茸[shiitake] shiitake mushroom (Lentinula edodes)
毒茸[dokutake] toadstool
舞茸[maitake] hen-of-the-woods (species of polypore mushroom, Grifola frondosa)
編笠茸[amigasatake] morel mushroom