gall

(noun) an open sore on the back of a horse caused by ill-fitting or badly adjusted saddle. Synonyms: saddle sore.

(noun) a skin sore caused by chafing.

(noun) abnormal swelling of plant tissue caused by insects or microorganisms or injury.

(noun) a feeling of deep and bitter anger and ill-will. Synonyms: resentment, bitterness, rancor, rancour.

(noun) a digestive juice secreted by the liver and stored in the gallbladder; aids in the digestion of fats. Synonyms: bile.

(noun) the trait of being rude and impertinent; inclined to take liberties. Synonyms: crust, impertinence, impudence, insolence, cheekiness, freshness.

(verb) become or make sore by or as if by rubbing. Synonyms: chafe, fret.

(verb) irritate or vex. Synonyms: irk. Examples: "It galls me that we lost the suit."