raider

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun someone who takes spoils or plunder (as in war)
noun a corporate investor who intends to take over a company by buying a controlling interest in its stock and installing new management

From raid + -er.

So the influence of the raiders grew. — The Scouts of the Valley, Joseph A. (Joseph Alexander) Altsheler
He must take his chance of meeting more raiders. — A Victor of Salamis, William Stearns Davis
The lonely place among the trees had passed unobserved by raiders. — The Texan Scouts: A Story of the Alamo and Goliad, Joseph A. (Joseph Alexander) Altsheler

plunderer, pillager, looter, spoiler, despoiler, freebooter

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