not true to duty or obligation or promises;
"an unfaithful lover"
having sexual relations with someone other than your husband or wife, or your boyfriend or girlfriend;
"her husband was unfaithful"
having the character of, or characteristic of, a traitor;
"the faithless Benedict Arnold"
"a lying traitorous insurrectionist"
"an unfaithful reproduction"
- People do not like an unfaithful child.
- Her husband is unfaithful to her.
- A lot of people divorce because one person is unfaithful to the other.
With quiet eyes unfaithful to the truth.出自： Tennyson
She's recently split up with him for the second time because he was unfaithful.出自：Best
- untrue 不真实的
- false 假的
- faithless 不忠实的
- fickle 变幻无常的
- disloyal 不忠的
- treacherous 背信弃义的
- traitorous 叛逆的
- adulterous 通奸的
- double-crossing 双杂交
- treasonable 叛逆的
- treasonous 犯叛国罪的
- faithful 忠诚的