online vocabulary.com

Unfaithful - Meaning, Definition & English Examples

Unfaithful means not loyal or true to a partner, promise, or duty. It often refers to cheating in a relationship or failing to uphold commitments, leading to broken trust.

unfaithful

/ʌnˈfeɪθfəl/ /ʌnˈfeɪθfʊl/

Definition:

Not loyal or trustworthy, especially in a romantic relationship.

Synonyms:

disloyal, treacherous, deceitful, adulterous

Part of Speech:

adjective

Antonyms:

faithful, loyal, devoted

Common Collocations:

unfaithful partner, unfaithful spouse, unfaithful behavior

Derivatives:

unfaithfulness, unfaithfully

Usage Tips:

Use "unfaithful" to describe someone who breaks trust in a relationship or commitment.

Common Phrases:

"unfaithful lover, " "caught being unfaithful, " "unfaithful to one's word"

Etymology:

From Old English "un-" (not) + "faithful" (full of faith), meaning lacking loyalty or trustworthiness.

Examples:

  • 1. She felt heartbroken when she discovered he was unfaithful.
  • 2. An unfaithful partner can destroy trust in a relationship.
  • 3. He admitted being unfaithful during their marriage counseling session.
  • 4. The novel’s protagonist struggles with an unfaithful spouse.

MORE VOCABULARY LISTS