Persecutor
From BiblePortal Wikipedia
Vine's Expository Dictionary of NT Words [1]
1: Διώκτης (Strong'S #1376 — Noun Masculine — dioktes — dee-oke'-tace )
akin to dioko (see above), occurs in 1—Timothy 1:13 .
King James Dictionary [2]
PER'SECUTOR, n. One that persecutes one that pursues another unjustly and vexatiously, particularly on account of religious principles.
Henry rejected the pope's supremacy, but retained every corruption beside, and became a cruel persecutor.
Webster's Dictionary [3]
(n.) One who persecutes, or harasses.