DictionaryliarPerson who tells lies
noun

liar

LYE-er/ˈlaɪər/

A person who deliberately says things that are untrue.

The liar blames someone else for the vase she broke.

A two-panel sequence shows a woman breaking a vase with a ball, then verbally blaming an uninvolved man while hiding the ball behind her back.
Etymology

The agent ending identifies someone who practices deception. The Old English noun also meant “false witness,” connecting the word with deliberate falsehood rather than simple error.

In context

ABC News In-depth2:56
When I realised the extent of his lies, I started to Google and the keywords I was Googling were ‘pathological liar
The narcissist's playbook: How Stephanie Wood was conned by a romantic fake | Australian Story

More examples

  • He admitted that he had been a liar about his past.
  • The witness called the accusation false and its author a liar.
  • Nobody trusted the habitual liar.

Forms

liar · liars

lie verb — Deliberately say something untrue.

Similar words

deceiver
Anyone who misleads, including without spoken lies.
fabricator
Someone who invents false accounts or evidence.