Level 5 · word 11,164 of 20,000

unfaithful

/ənˈfeɪθfəl/ American

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adj. 不忠的
adj. 不忠诚的

Definition

adj. not loyal to your husband, wife
adj. not loyal to your partner

Example

She left him after learning he had been unfaithful for months.

得知他已经不忠好几个月后，她离开了他。

Word familyfaith-

n.

faithfaithfulness

adj.

faithful interfaith

adv.