ace, atom, birthmark, bit, blaze, blemish, blotch, brand, caste mark, check, checkmark, cicatrix, crumb, cut, dab, dapple, diacritical mark, discoloration, dole, dot, dram, dribble, driblet, drop, droplet, dwarf, earmark, end stop, engraving, farthing, fleck, flick, flyspeck, fragment, freckle, gash, gnat, gobbet, grain, granule, graving, groat, hack, hair, handful, iota, jot, lentigo, little, little bit, lota, macula, mark, marking, microbe, microorganism, midge, minim, minimum, minutia, minutiae, mite, modicum, mole, molecule, mote, mottle, nevus, nick, notch, nutshell, ounce, particle, patch, pebble, pinch, pinhead, pinpoint, pittance, point, polka dot, prick, punctuation, punctuation marks, puncture, reference, reference mark, scar, scarification, score, scotch, scrap, scratch, scratching, scruple, smidgen, smitch, snip, snippet, speck, speckle, splash, splotch, spoonful, spot, stain, stigma, stop, strawberry mark, tattoo, tattoo mark, thimbleful, tick, tiny bit, trifling amount, trivia, vanishing point, watermark, whit