unfaithful

Từ điển Oxford Learners Wordfinder Dictionary

adjective

1. not true to duty or obligation or promises (Freq. 1)
- an unfaithful lover
• Ant:
faithful
• Similar to:
apostate, punic, perfidious, treacherous, untrue
• See Also:
inconstant, untrustworthy, untrusty
• Derivationally related forms:
unfaithfulness
• Attrubites:
fidelity, faithfulness
2. having sexual relations with someone other than your husband or wife, or your boyfriend or girlfriend
- her husband was unfaithful
• Ant:
faithful
• Similar to:
adulterous, cheating, two-timing
• Derivationally related forms:
unfaithfulness
3. having the character of, or characteristic of, a traitor
- the faithless Benedict Arnold
- a lying traitorous insurrectionist
• Syn:
faithless, traitorous, treasonable, treasonous
• Similar to:
disloyal
• Derivationally related forms:
treason (for: treasonous), unfaithfulness, traitor (for: traitorous), traitorousness (for: traitorous), faithlessness (for: faithless)
4. not trustworthy
- an unfaithful reproduction
• Similar to:
inaccurate

• Từ đồng nghĩa / Synonyms:
  faithless, traitorous, treasonable, treasonous