Perfidious

usgb/pərˈfɪdiəs/
adjective

Someone who is not to be trusted or is unfaithful.

The perfidious friend betrayed his trust and spread rumors about him.
Visual representation of "perfidious" - Someone who is not to be trusted or is unfaithful

Often appears as...

  • perfidious friend
  • perfidious lover

Usage tips

Disapproving

Definition 1 of 1
Visual representation of "perfidious"
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Negative Emotion

Perfidious has a strong negative tone, often indicating betrayal or moral failing.

Illustration for Negative Emotion
He was known for his perfidious nature, constantly betraying his allies.
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Literary Flair

Often used in literature to add a dramatic effect when describing deceit.

Illustration for Literary Flair
The novel's villain, a perfidious countess, schemed against the heroine.
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Formal Context

Best used in formal situations or writing, rather than casual conversation.

Illustration for Formal Context
The diplomat's perfidious dealings came to light in the press conference.
Word comparison image

Compare with

deceitfuldisloyalduplicitousfaithlessfalsetraitoroustreacherousunfaithful
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Visual representation of the word "Perfidious"

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