Aggravate, Agitate, Amplify, Arouse, Augment, Awake, Awaken, Badger, Bait, Bedevil, Beset, Bother, Bristle, Bug, Chafe, Deepen, Deteriorate, Devil, Distemper, Distress, Disturb, Dog, Embitter, Enhance, Enlarge, Enrage, Exacerbate, Exasperate, Excite, Exercise, Fan, Fire, Flame, Foment, Frenzy, Fret, Gall, Get, Gnaw, Gripe, Harass, Harry, Hassle, Heat, Heckle, Hector, Heighten, Hound, Huff, Incense, Incite, Increase, Inflame, Infuriate, Intensify, Irk, Irritate, Kindle, Madden, Magnify, Molest, Move, Nag, Needle, Nettle, Persecute, Perturb, Pester, Pique, Plague, Provoke, Rankle, Ride, Rile, Rouse, Rub, Ruffle, Sharpen, Sour, Stir, Tease, Torment, Trouble, Upset, Vex, Wake, Waken, Warm, Worry, Worsen