Definition of "resentment"

“I Love Lisa” opens with one of my favorite underappreciated running jokes from The Simpsons: the passive-aggressive, quietly contentious relationship of radio jocks Bill and Marty, whose mindless happy talk regularly gives way to charged exchanges that betray the simmering resentment and disappointment perpetually lingering just under the surface of their relationship.

2012 August 5, Nathan Rabin, “TV: Review: THE SIMPSONS (CLASSIC): “I Love Lisa” (season 4, episode 15; originally aired 02/11/1993)”, in AV Club‎

Amongst the most violent against him was Mrs. Bennet, whose dislike of his general behaviour was sharpened into particular resentment by his having slighted one of her daughters.

1813 January 27, [Jane Austen], “3”, in Pride and Prejudice: […], volumes (please specify |volume=I to III), London: […] [George Sidney] for T[homas] Egerton, […]

He retains so vivid resentments of the more solid morality.

1668, Franciscus Euistor the Palæopolite [pseudonym; Henry More], “(please specify the page)”, in Divine Dialogues, Containing Sundry Disquisitions & Instructions Concerning the Attributes of God and His Providence in the World. […], 2nd edition, London: […] Joseph Downing […], published 1713

It is a greater wonder that so many of them die, with so little resentment of their danger.

1651–1653, Jer[emy] Taylor, ΕΝΙΑΥΤΟΣ [Eniautos]. A Course of Sermons for All the Sundays of the Year. […], 2nd edition, London: […] Richard Royston […], published 1655

The Council taking notice of the many good services performed by Mr. John Milton […] have thought fit to declare their resentment and good acceptance of the same.

1651, The Council Book