rancour

Noun

ran=cour

WORDNET DICTIONARY

rancour(n = noun.feeling) bitterness, gall, rancor, resentment - a feeling of deep and bitter anger and ill-will;

is a kind of enmity, hostility, ill will

has particulars: heartburning, huffishness, sulkiness, grievance, grudge, score, enviousness, envy

rancour, n. (US rancor) inveterate bitterness, malignant hate, spitefulness.

Derivative

rancorous adj. rancorously adv.

Etymology

ME f. OF f. LL rancor -oris (as RANCID)