Словарь синонимов английского языка - fickle

(adj) flighty, capricious, frivolous, unpredictable, moody, giddy, fanciful, whimsical, fitful, mercurial, volatile, unsdable, changeable, mutable, inconstant, changeful, unsteady, unsteadfast, indecisive, undecided, vacillating or barely vacillant, unsure, uncertain, irresolute, wavering, erratic, unreliable, undependable, irresponsible, untrustworthy, faithless, unfaithful, disloyal, Colloq wishy-wachy: That fickle woman has already taken up with someone else. You should know how fickle the tastes of the public are.