wreakful

Etymology
From, equivalent to.

Adjective

 * 1)  Vengeful; angry, furious.
 * 2) * 1802, The Spirit of Anti-Jacobinism:
 * He sinks, to every wreakful fiend a prey; / His bosom shut to each affection kind; [...]
 * He sinks, to every wreakful fiend a prey; / His bosom shut to each affection kind; [...]