pilosity(n = noun.attribute) hairiness - the quality of having hair;
is a kind of appearance, visual aspect
has particulars: hirsuteness, hirsutism

   The quality or state of being pilose; hairiness. Bacon. [1913 Webster]

N  roughness, tooth, grain, texture, ripple, asperity, rugosity, salebrosity, corrugation, nodosity, arborescence, pilosity, brush, hair, beard, shag, mane, whisker, moustache, imperial, tress, lock, curl, ringlet, fimbriae, pili, cilia, villi, lovelock, beaucatcher, curl paper, goatee, papillote, scalp lock, plumage, plumosity, plume, panache, crest, feather, tuft, fringe, toupee, wool, velvet, plush, nap, pile, floss, fur, down, byssus, moss, bur, fluff, knot (convolution), rough, uneven, scabrous, scaly, knotted, rugged, rugose, rugous, knurly, asperous, crisp, salebrous, gnarled, unpolished, unsmooth, roughhewn, craggy, cragged, crankling, scraggy, prickly, arborescent, leafy, well-wooded, feathery, plumose, plumigerous, laciniate, laciniform, laciniose, pappose, pileous, pilose, trichogenous, trichoid, tufted, fimbriated, hairy, ciliated, filamentous, hirsute, crinose, crinite, bushy, hispid, villous, pappous, bearded, pilous, shaggy, shagged, fringed, befringed, setous, setose, setaceous, like quills upon the fretful porcupine, rough as a nutmeg grater, rough as a bear, downy, velvety, flocculent, woolly, lanate, lanated, lanuginous, lanuginose, tomentose, fluffy, against the grain, cabello luengo y corto el seso.