Giggling
Geliophobia is the name of the phobia associated with the fear of laughter
paroxysm
Hyenas, kookaburras and loons are all associated with laughter.
Another name for the kookaburra is the "laughing jackass." This nickname comes from its distinctive and loud call, which sounds like laughter. Kookaburras are native to Australia and New Guinea and are part of the kingfisher family.
Laugh now, cry later or a laughing smiley face tattoo symbolizes laughter. Another popular tattoo dealing with laughter is Live, Laugh, Love.
Kalena's birth name is Charlene Hue Laughter.
Risible is another word for sense of humor. It means provoke laughter.
Isaac. From Wikipedia: "The English name Isaac is a translation of the Hebrew term Yiṣḥāq which literally means 'laughter.'"
Ike is a nickname or abbreviation of the name Isaac, originally a Hebrew name meaning laughter.
A noun, the name of the sound or act of laughing.
it is an outrageous outburst of laughter
The noun 'laughter' is an uncountable noun. Units of laughter are expressed in amounts such as some laughter, a lot of laughter, much laughter, etc.