atom, bit, crumb, dribble, fleck, flyspeck, grain, molecule, morsel, mote, nubbin, nugget, particle, patch, scrap, scruple, snip, snippet, speck, tittle

ace, dab, dash, driblet, drop, fraction, haet(chiefly Scottish), halfpenny, ha'penny, iota, jot, kenning(chiefly Scottish), lick, minim, mite, modicum, nutshell, ounce, pinch, shred, smatter, smidgen(also smidgeon or smidgin or smidge), spot, strain, streak, suspicion, taste, touch, trace, whisper, whitbite, mouthful, nibble, tidbit(also titbit)fragment, part, portion, sectionchip, flake, shard, shiver, sliver, splinterclipping, paring, shavingsmithereens