Crazes, noun plural of craze. Synonyms in the same form.
Mania
manias, frenzies, hysteriae, madnesses, passions, lunacies, furies, deliriums, insanities, distractions
Fad
fads, furors, rages, cults, raves
Other
infatuations, freaks, fancies, bugs, crotchets
All synonyms for craze →