1. (n.) A petty falling out; a tiff; a quarrel; offense.

2. (v. t.) To offend slightly.

aggravate altercation annoy arouse badger bait be at bedevil beef beset bother bristle brown off bug bullyrag burn up chafe chivy conniption devil discompose dispute distemper disturb dog dudgeon embitter exasperate exercise falling-out fash ferment fit fret fume get gripe harass harry heckle hector high dudgeon hound huff incense inflame irk irritate molest nag needle nettle nudzh peeve persecute pester pet pick on pique plague pluck the beard pother provoke rankle resentment rhubarb ride rile roil ruffle run-in set up snuff spat squabble stew stir the blood stir up tease tiff torment try the patience tweak the nose umbrage vex work up worry