English adjective: unfaithful | |||
1. | unfaithful not true to duty or obligation or promises | ||
Samples | An unfaithful lover. | ||
Similar | apostate, perfidious, punic, treacherous, untrue | ||
See also | inconstant, untrustworthy, untrusty | ||
Attribute | faithfulness, fidelity | ||
Antonyms | faithful | ||
2. | unfaithful having sexual relations with someone other than your husband or wife, or your boyfriend or girlfriend | ||
Samples | Her husband was unfaithful. | ||
Similar | adulterous, cheating, two-timing | ||
Antonyms | faithful | ||
3. | unfaithful having the character of, or characteristic of, a traitor | ||
Samples | The faithless Benedict Arnold. A lying traitorous insurrectionist. | ||
Synonyms | faithless, traitorous, treasonable, treasonous | ||
Similar | disloyal | ||
Antonyms | loyal | ||
4. | unfaithful not trustworthy | ||
Samples | An unfaithful reproduction. | ||
Similar | inaccurate | ||
Antonyms | accurate | ||