(n.) Boisterous mirth; merriment; jollity.

Homeric laughter absurdity absurdness amusement belly laugh bizarreness bizarrerie boff boffola boisterousness burst of laughter cachinnation cackle cheerfulness chortle chuckle conviviality convulsion crow drollery drollness eccentricity elation exhilaration exuberance fit of laughter frivolity fun funniness gaiety gales of laughter giggle glee gleefulness guffaw ha-ha hearty laugh hee-haw hee-hee high glee high spirits hilariousness ho-ho horselaugh humorousness incongruity jocularity jocundity jolliness jollity joviality joy joyfulness joyousness jubilation laugh laughability laughing laughter levity ludicrousness merriment merriness mirth mirthfulness outburst of laughter peal of laughter pricelessness quaintness quizzicalness revelry richness ridiculousness risibility roar of laughter shout shout of laughter shriek snicker snort tee-hee the funny side titter vivacity whimsicalness wittiness yuck yuk-yuk