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perpetrator

/ˈpɜː(ɹ).pɪˌtɹeɪt.ə(ɹ)/ noun

In Latin: patrātor Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about perpetrator at Wordnik → Where our words come from →

  1. One who perpetrates; especially, one who commits an offence or crime.
    perpetrator of violence

Origin

From Latin perpetrātor. By surface analysis, perpetrate + -or.

From Wiktionary, via Kaikki.org (CC BY-SA)