HILARITY
hilarity, mirth, mirthfulness, glee, gleefulness
(noun) great merriment
Source: WordNet® 3.1
Etymology
Noun
hilarity (countable and uncountable, plural hilarities)
(uncountable) A great amount of amusement, usually accompanied by laughter.
(countable) Something that induces laughter.
Synonyms
• cheerfulness
• buoyancy
• delight
• gaiety
• glee
• jauntiness
• merriment
• mirth
Source: Wiktionary
Hi*lar"i*ty, n. Etym: [L. hilaritas: cf. F. hilarité. See Hilarious.]
Definition: Boisterous mirth; merriment; jollity. Goldsmith.
Note: Hilarity differs from joy: the latter, excited by good news or
prosperity, is an affection of the mind; the former, produced by
social pleasure, drinking, etc., which rouse the animal spirits, is
more demonstrative.
Syn.
– Glee; cheerfulness; mirth; merriment; gayety; joyousness;
exhilaration; joviality; jollity.
Source: Webster’s Unabridged Dictionary 1913 Edition