padding(n = noun.artifact) cushioning - artifact consisting of soft or resilient material used to fill or give shape or protect or add comfort;
is a kind of artefact, artifact
has particulars: cushion, falsie, pad, stuffing
Derived forms verb pad₄, verb pad₃

1.  The act or process of making a pad or of inserting stuffing. [1913 Webster]

2.  The material with which anything is padded. [1913 Webster]

3.  Material of inferior value, serving to extend a book, essay, etc. London Sat. Rev. [1913 Webster]

4.  The uniform impregnation of cloth with a mordant. [1913 Webster]

padding, n. soft material used to pad or stuff with.

N  lining, inner coating, coating, stalactite, stalagmite, filling, stuffing, wadding, padding, wainscot, parietes, wall, lined.

N  stopper, stopple, plug, cork, bung, spike, spill, stopcock, tap, rammer, ram, ramrod, piston, stop-gap, wadding, stuffing, padding, stopping, dossil, pledget, tompion, tourniquet, cover, valve, vent peg, spigot, slide valve, janitor, doorkeeper, porter, warder, beadle, cerberus, ostiary.

N  softness, pliableness, flexibility, pliancy, pliability, sequacity, malleability, ductility, tractility, extendibility, extensibility, plasticity, inelasticity, flaccidity, laxity, penetrability, clay, wax, butter, dough, pudding, alumina, argil, cushion, pillow, feather bed, down, padding, wadding, foam, mollification, softening, soft, tender, supple, pliant, pliable, flexible, flexile, lithe, lithesome, lissom, limber, plastic, ductile, tractile, tractable, malleable, extensile, sequacious, inelastic, aluminous, remollient, yielding, flabby, limp, flimsy, doughy, spongy, penetrable, foamy, cushiony, flaccid, flocculent, downy, edematous, oedematous, medullary, argillaceous, mellow, soft as butter, soft as down, soft as silk, yielding as wax, tender as chicken.