Bristle, Broil, Brouhaha, Bug, Burden, Burdening, Burst, Bustle, Chafe, Chaos, Charging, Cloud, Clumsiness, Commotion, Concern, Confuse, Confusion, Daze, Dazzle, Demand, Devil, Devilment, Difficulty, Dilemma, Disadvantage, Discomfit, Discomfiture, Discomfort, Disconcert, Dismay, Disorder, Disorient, Disorientation, Disquiet, Distemper, Distress, Disturb, Disturbance, Dither, Dog, Dogging, Drag, Effort, Embarrass, Embarrassment, Enigma, Entangle, Evil, Exaction, Exasperate, Exasperation, Exercise, Ferment, Fit, Fix, Flap, Flurry, Fluster, Flutter, Fog, Fracas, Frazzle, Frenzy, Fret, Fuddle, Fuss, Fussiness, Get, Row, Ruction, Ruffle, Rumpus, Scramble, Scrape, Shuffle, Spasm, Spurt, Stew, Stir, Sweat, Swirl, Tasking, Taxing, Tease, Torment, Trial, Trouble, Troublesomeness, Tumult, Turmoil, Twitter, Unhinge, Unquiet, Unsettle, Uproar, Upset, Vex, Vexation, Vortex, Weighting, Whirl, Worry, Abash, Addle, Ado, Afflict, Aggravate, Aggravation, Agitate, Agitation, Ail, Annoy, Annoyance, Anxiety, Awkwardness, Badger, Baffle, Bafflement, Bait, Bedazzle, Bedevil, Bedevilment, Befuddle, Beset, Bewilder, Bewilderment, Bore, Brawl, Gripe, Harass, Harassment, Harry, Harrying, Hassle, Haze, Headache, Heckle, Hector, Hound, Hounding, Hubbub, Hullabaloo, Imposition, Inconsiderateness, Inconvenience, Infliction, Irk, Irritant, Irritate, Irritation, Jam, Jumble, Lather, Loading, Maelstrom, Matter, Maze, Melee, Mess, Mist, Molest, Molestation, Muddle, Mystery, Nag, Needle, Nettle, Nudge, Nuisance, Obtrusiveness, Overstep, Pain, Perplex, Perplexity, Persecute, Persecution, Perturb, Perturbation, Pest, Pester, Pet, Pickle, Pique, Plague, Plight, Predicament, Presumptuousness, Problem, Provoke, Puzzle, Puzzlement, Racket, Rampage, Rattle, Restlessness, Riddle, Ride, Rile, Riot