Fickle, a.
Etymology: [OE. fikel untrustworthy, deceitful, AS. ficol, fr. fic, gefic, fraud, deceit; cf. facen deceit, OS. f, OHG. feichan, Icel. feikn portent. Cf. Fidget.]
Not fixed or firm; liable to change; unstable; of a changeable mind; not firm in opinion or purpose; inconstant; capricious; as, Fortune's fickle wheel. Shak. They know how fickle common lovers are. Dryden.
Syn. -- Wavering; irresolute; unsettled; vacillating; unstable; inconsonant; unsteady; variable; mutable; changeful; capricious; veering; shifting.
Shades of meaning
Fernald lists fickle only as an antonym, under faithful.
He lists it without comment; the entries above explain its neighbors.
Synonyms
none given