Like down or as soft as down.

synonyms: downlike, flossy, fluffy.

Roget 255: smooth; polished etc. v.; leiodermatous^†, slick, velutinous^†; even; level etc. 213; plane etc. (flat) 251; sleek, glossy; silken, silky; lanate^†, downy, velvety; glabrous, slippery, glassy, lubricous, oily, soft, unwrinkled^†; smooth as glass, smooth as ice, smooth as monumental alabaster, smooth as velvet, smooth as oil; slippery as an eel; woolly etc. (feathery) 256.    ... show more

Roget 256: rough, uneven, scabrous, scaly, knotted; rugged, rugose^†, rugous^†; knurly^†; asperous^†, crisp, salebrous^†, gnarled, unpolished, unsmooth^†, roughhewn^†; craggy, cragged; crankling^†, scraggy; prickly etc. (sharp) 253; arborescent etc. 242^†; leafy, well-wooded; feathery; plumose, plumigerous^†; laciniate^†, laciniform^†, laciniose^†; pappose^†; pileous^†, pilose^†; trichogenous^†, trichoid [Med.]; 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" [Hamlet]; rough as a nutmeg grater, rough as a bear.    downy, velvety, flocculent, woolly; lanate^†, lanated^†; lanuginous^†, lanuginose^†; tomentose^†; fluffy.    ... show more

Roget 324: soft, tender, supple; pliant, pliable; flexible, flexile; lithe, lithesome; lissom, limber, plastic; ductile; tractile^†, tractable; malleable, extensile, sequacious^†, inelastic; aluminous^†; remollient^†.    yielding etc. v.; flabby, limp, flimsy.    doughy, spongy, penetrable, foamy, cushiony^†.    flaccid, flocculent, downy; edematous, oedematous^†, medullary [Anat.], argillaceous, mellow.    soft as butter, soft as down, soft as silk; yielding as wax, tender as chicken.    ... show more

Polish: kosmaty, mechaty

Covered with fine soft hairs or down:
— Downy milkweed seeds.

synonyms: puberulent, pubescent, sericeous.