ace, amount, atom, band, bar, bespangle, bespeckle, bespot, besprinkle, birthmark, bit, black sheep, blaze, blaze a trail, blemish, bloodstain, blot, blotch, blur, brand, bread, caste mark, chalk, chalk up, check, check off, checker, checkmark, cicatrix, cicatrize, crumb, cut, dab, dapple, dappledness, dappleness, dash, daub, define, delimit, demarcate, discolor, discoloration, dole, dot, dottedness, dram, dredge, dribble, driblet, drop, droplet, dust, dwarf, earmark, engrave, engraving, eyesore, farthing, flake, fleck, flick, flour, flyspeck, foreign body, foreign intruder, fragment, freckle, freckliness, gash, gnat, gobbet, grain, granule, graving, groat, hack, hair, handful, harlequin, hatch, hint, impress, imprint, impurity, intruder, iota, iris, jot, lentigo, line, little, little bit, lota, macula, maculate, maculation, macule, make a mark, marble, marbleize, mark, mark off, mark out, marking, microbe, microorganism, midge, minim, minimum, minutia, minutiae, misfit, mite, modicum, mole, molecule, monkey wrench, mote, motley, mottle, mottledness, nevus, nick, notch, nutshell, oddball, ounce, particle, patch, pebble, pencil, pepper, pinch, pinhead, pinpoint, pittance, point, pointillage, pointillism, polka dot, polychrome, polychromize, powder, prick, print, punch, punctuate, puncture, rainbow, riddle, scar, scarification, scarify, score, scotch, scrap, scratch, scratching, scruple, seal, seam, sliver, smear, smidgen, smidgin, smirch, smitch, smouch, smudge, smut, smutch, snip, snippet, spangle, spatter, speckle, speckliness, splash, splatter, splinter, splotch, spoonful, spot, spottedness, spottiness, sprinkle, stain, stamp, stigma, stigmatize, stipple, stippledness, stippling, stone, strawberry mark, streak, striate, stripe, stud, suggestion, suspicion, taint, tarnish, tattoo, tattoo mark, tessellate, thimbleful, tick, tick off, tinge, tiny bit, tittle, touch, trace, trifling amount, trivia, underline, underscore, vanishing point, variegate, vein, watermark, weed, whit