Synonyms and related words :
barb, barbule, barrel, bramble, brier, bristle, burr, cactus, catchweed, cilium, cleavers, crest, feather, filament, filamentule, goose grass, hackle, needle, nettle, panache, pine needle, pinion, plume, plumule, prickle, scapular, shaft, spicule, spiculum, spike, spikelet, spine, sticker, thistle, thorn, topknot, tuft, yucca