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adj Uncommon

unfaithful

Unfaithful (adj) means not sexually loyal to a partner; cheating. Example: “He was unfaithful to his wife for years before she found out.”

adj
1
Not sexually loyal to a partner; cheating.
"He was unfaithful to his wife for years before she found out."
"She promised she would never be unfaithful to him."
2
Not staying loyal to a person, cause, or duty.
"The general was accused of being unfaithful to his country."
"An unfaithful servant betrayed his master to the enemy."
3
Not accurately representing the original, especially in a translation.
"Critics called the new translation unfaithful to the original French text."

How to use unfaithful

Learner’s notes

In plain EnglishNot loyal, especially to a partner or a cause — or, of a translation, not true to the original.

Common pairings
unfaithful to someone unfaithful husband/wife unfaithful translation

Word forms

more unfaithful comparative, most unfaithful superlative

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He was _____ to his wife for years before she found out.

Etymology

From Middle English unfeithful — simply un- (\"not\") added to faithful.

Origin: Middle English

nonfaithful

Related words

Rhymes for unfaithful

See all rhymes for unfaithful →

Frequently asked questions

What is the meaning of unfaithful?

"unfaithful" (adj) means not sexually loyal to a partner; cheating.

What is another word for unfaithful?

Other words for "unfaithful" include nonfaithful.

What are the different meanings of unfaithful?

"unfaithful" has 3 main meanings: 1. Not sexually loyal to a partner; cheating; 2. Not staying loyal to a person, cause, or duty; 3. Not accurately representing the original, especially in a translation.

How do you use unfaithful in a sentence?

Example: "He was unfaithful to his wife for years before she found out."

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