Unfaithful; disloyal; false.

Of persons, etc.: Unfaithful, faithless.

Unfaithful, disloyal, treacherous.

Of persons, their attributes or actions: Deceitful, treacherous, faithless. Formerly often pleonastically, expressing detestation, with nouns like tr…

Faithless.

Not keeping good faith; acting falsely or treacherously. Also absol.

Unfaithful to another. Obsolete.

Originally Scottish. Unfaithful, disloyal, perfidious. Obsolete (archaic in later use).

Unfaithful.

Unfaithful, untrue to a trust. (Cf. confident, adj. 6.)

= false-hearted adj. at compounds 1b.

Unfaithful; faithless.

Faithless, dishonest, treacherous.