air, airy, animal fiber, artificial fiber, attenuate, attenuated, boyish, bubble, cambric tea, capillament, chaff, chip, cilium, cirrus, clear, clear as crystal, cobweb, cork, crystal, crystal-clear, crystalline, dainty, delicate, denier, diaphane, diaphanous, diluted, dishwater, down, downy, dust, ether, ethereal, fairy, feather, fiber, fibrilla, filament, filamentule, filmy, fine, fine-drawn, fine-grained, finespun, flagellum, flimsy, flue, fluff, fluffy, foam, frail, froth, fuzz, fuzzy, gauzy, girlish, gossamery, gracile, gruel, hair, hank, house of cards, insubstantial, lacy, light, light-pervious, limpid, lucid, matchwood, milk and water, misty, mote, nonopaque, papery, peekaboo, pellucid, pubescent, rare, rarefied, reed, refined, revealing, rope of sand, sand castle, satin, satiny, see-through, sheer, silky, skein, slender, slenderish, slight, slight-made, slim, slimmish, slinky, small, smooth, sponge, spume, strand, straw, subtle, suture, svelte, sylphlike, tendril, tenuous, thin, thin-bodied, thin-set, thin-spun, thinnish, thistledown, thread, threadlet, threadlike, transparent, transpicuous, unclouded, vague, velutinous, velvety, wasp-waisted, water, watered, watered-down, watery, weak, web, willowy, wiredrawn, wispy
narrowness, thinness, narrowness, closeness, exility, exiguity, line, hair's breadth, finger's breadth, strip, streak, vein, monolayer, epitaxial deposition, thinness, tenuity, emaciation, macilency, marcor, shaving, slip, thread paper, skeleton, shadow, anatomy, spindleshanks, lantern jaws, mere skin and bone, middle constriction, stricture, neck, waist, isthmus, wasp, hourglass, ridge, ghaut, ghat, pass, ravine, narrowing, coarctation, angustation, tapering, contraction, narrow, close, slender, thin, fine, thread-like, finespun, gossamer
, paper-thin, taper, slim, slight-made, scant, scanty, spare, delicate, incapacious, contracted, unexpanded &c (expand), slender as a thread, emaciated, lean, meager, gaunt, macilent, lank, lanky, weedy, skinny, scrawny slinky, starved, starveling, herring gutted, worn to a shadow, lean as a rake, thin as a lath, thin as a whipping post, thin as a wafer, hatchet-faced, lantern-jawed, attenuated, shriveled, extenuated, tabid, marcid, barebone, rawboned, monomolecular.
filament, line, fiber, fibril, funicle, vein, hair, capillament, cilium, cilia, pilus, pili, tendril, gossamer
, hair stroke, veinlet, venula, venule, wire, string, thread, packthread, cotton, sewing silk, twine, twist, whipcord, tape, ribbon, cord, rope, yarn, hemp, oakum, jute, strip, shred, slip, spill, list, band, fillet, fascia, ribbon, riband, roll, lath, splinter, shiver, shaving, beard, ramification, strand, filamentous, filamentiferous, filaceous, filiform, fibrous, fibrillous, thread-like, wiry, stringy, ropy, capillary, capilliform, funicular, wire-drawn, anguilliform, flagelliform, hairy, taeniate, taeniform, taenioid, venose, venous.
levity, lightness, imponderability, buoyancy, volatility, feather, dust, mote, down, thistle, down, flue, cobweb, gossamer
, straw, cork, bubble, balloon, float, buoy, ether, air, leaven, ferment, barm, yeast, lighter-than-air balloon, helium balloon, hydrogen balloon, hot air balloon, convection, thermal draft, thermal, light, subtile, airy, imponderous, imponderable, astatic, weightless, ethereal, sublimated, gossamery, suberose, suberous, uncompressed, volatile, buoyant, floating, portable, light as a feather, light as a thistle, light as air, lighter than air, rise like a balloon, float like a balloon.