sidesplitter (noun) riot: very funny happening
Sinonime: boisterousness,
carousal,
confusion,
excess,
extravaganza, festivity,
flourish,
frolic, high jinks,
howl*, jollification, lark, merrymaking,
panic*,
revelry, romp,
scream*,
sensation,
show, sidesplitter, skylark,
smash*,
splash*,
tumult,
uproar,
wow*
Antonime: seriousness, solemnity