wrathy
Feeling wrath; very angry, furious.
When I got there, the old lady appeared to be mighty wrathy; and when I broached the subject, she looked at me as savage as a meat axe.
Where it comes from
From wrath + -y; first attested in 1828. Compare Middle English wrothy.
Adapted from the Wiktionary entry wrathy (CC BY-SA 4.0).