Hiss, Hive, Horde, Huddle, Imbue, Impregnate, Infiltrate, Infuse, Inject, Leach, League, Link, Lurch, Mass, Meet, Merge, Mill, Muster, Overflow, Pant, Parboil, Parch, Percolate, Permeate, Pitch, Plop, Plunge, Rage, Rally, Ramp, Rant, Rave, Reel, Rendezvous, Rinse, Roast, Rock, Roll, Saturate, Scald, Scorch, Simmer, Sizzle, Smoke, Smolder, Smother, Smoulder, Soak, Sodden, Sop, Spark, Sparkle, Stagger, Steam, Steep, Stew, Stifle, Stir, Storm, Stream, Struggle, Stumble, Suffocate, Surge, Swarm, Sway, Sweat, Swing, Teem, Throng, Toast, Toss, Totter, Tumble, Unite, Wallop, Wallow, Wash, Welter, Abound, Assemble, Bake, Bathe, Bellow, Blaze, Bloom, Blubber, Blunder, Bluster, Boil, Brew, Bristle, Broil, Bubble, Bunch, Burble, Burn, Career, Chafe, Choke, Churn, Clot, Cluster, Collect, Congregate, Converge, Cook, Copulate, Couple, Crowd, Date, Douche, Drench, Erupt, Explode, Falter, Ferment, Fizz, Fizzle, Flame, Flare, Flicker, Flip, Flounce, Flounder, Flush, Foam, Fret, Fry, Fume, Fuse, Gasp, Gather, Glow, Gurgle, Work