Gnarl1. (v. i.) To growl; to snarl.
2. (n.) a knot in wood; a large or hard knot, or a protuberance with twisted grain, on a tree.
Thesaurus Entries
anamorphism, anamorphosis, asymmetry, bend, bilge, blain, bleb, blister, blob, boss, bow, bubble, buckle, bulb, bulge, bulla, bump, bunch, burl, button, cahot, chine, clump, coarsen, color, condyle, contort, contortion, convex, crook, crookedness, crumple, detorsion, deviation, disproportion, distort, distortion, dowel, ear, flange, flap, flush, frown, gall, glare, glower, granulate, growl, grumble, handle, hill, hiss, horripilate, hump, hunch, imbalance, irregularity, jog, joggle, knob, knot, knur, knurl, lip, look daggers, loop, lopsidedness, lower, lump, mantle, mole, mountain, nevus, nub, nubbin, nubble, papilloma, peg, pimple, quirk, redden, rib, ridge, ring, rough, rough up, roughen, scowl, screw, shoulder, snap, snarl, spine, spit, spring, stud, style, tab, torsion, tortuosity, tubercle, tubercule, turn, turn awry, twist, unsymmetry, verruca, vesicle, wale, warp, wart, welt, wrench, wrest, wring, writhe