rancor

Meanings

1. A feeling of long-lasting ire for another, sometimes to the point of hatred, over a perceived wrongdoing; bitterness.
2. Rancidity, rankness.

1. To rankle or fester.

Etymology

Etymology tree Latin ranceō Proto-Indo-European *-os Proto-Indo-European *-s Proto-Indo-European *-ōs Proto-Italic *-ōs Latin -or Latin rancor Old French rancorbor. Middle English rancour English rancor First attested in the 13th century as Middle English rancour, from Old French rancor, from Latin rancor (“rancidity, grudge, rancor”), from ranceō (“to be rotten or putrid”), from which also English rancid.