One who testifies, especially in court
Attestation to a fact, statement, or event; testimony:
(Grammar) A deponent verb.
An impromptu or extralegal system of justice substituted for established judicial procedure:
Find another word for testifier. In this page you can discover 6 synonyms, antonyms, idiomatic expressions, and related words for testifier, like: attestant, attester, witness, deponent, law and deposer.