Disloyal: meaning, definitions and examples

Used when someone is not loyal, especially in relationships or commitments. It can refer to personal, professional, or patriotic contexts.

• He was disloyal to his friends by sharing their secrets.
• Her disloyal actions hurt the company.

Typically used in romantic or marital contexts to describe someone who has been untrustworthy or has cheated.

• She found out he had been unfaithful during their marriage.
• His unfaithful acts destroyed their relationship.

Applies to someone or something that is dangerous or deceptive, often intentionally betraying trust. It can also describe hazardous conditions.

• The terrain was treacherous after the storm.
• His treacherous behavior led to his downfall.

Used to describe someone who betrays their country, cause, or group. It has a strong emotional and negative connotation.

• His traitorous deeds exposed the nation's secrets.
• She was condemned as traitorous for her actions.

Refers to a lack of loyalty, trust, or belief, particularly in the context of relationships or fidelity. It has a somewhat old-fashioned tone.

• He proved himself faithless by breaking his promises.
• She refused to be with a faithless partner.

Describes someone who is deceitful or two-faced, often hiding their true intentions or feelings.

• His duplicitous nature made it hard to trust him.
• She felt betrayed by his duplicitous actions.