| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | thin and weak |
| Synonyms: | frail, nebulous, slender, slight |
| Main Entry: | filmy |
| Part of Speech: | adjective |
| Definition: | finespun, fragile |
| Synonyms: | chiffon, cobwebby, dainty, delicate, diaphanous, fine, fine-grained, flimsy, floaty, gauzy, gossamer, insubstantial, see-through, sheer, tiffany, transparent, wispy |
| Antonyms: | nontransparent, opaque, substantial |
| Main Entry: | frail |
| Part of Speech: | adjective |
| Definition: | breakable, weak |
| Synonyms: | brittle, dainty, decrepit, delicate, feeble, fishy, flimsy, fracturable, fragile, frangible, infirm, insubstantial, puny, sad, shatterable, shattery, sickly, slender, slight, slim, tender, tenuous, thin, unsound, unsubstantial, vulnerable, wimpy, wishy-washy, wispy |
| Antonyms: | firm, strong, unbreakable |
| Main Entry: | thin |
| Part of Speech: | adjective |
| Definition: | transparent, fine |
| Synonyms: | attenuate, attenuated, delicate, diaphanous, filmy, flimsy, gossamer, paper-thin, permeable, rare, rarefied, refined, see-through, sheer, slight, slim, subtile, subtle, tenuous, translucent, unsubstantial, wafer-thin, wispy |
| Antonyms: | dense, solid, thick |
| Main Entry: | vaporous |
| Part of Speech: | adjective |
| Definition: | airy |
| Synonyms: | aerial, ethereal, fleeting, foggy, halituous, hazy, insubstantial, misty, smoggy, vague, vapory, volatile, wispy |
| Main Entry: | tufted |
| Part of Speech: | adjective |
| Definition: | feathery |
| Synonyms: | cespitose, comose, feathered, wispy |
| Main Entry: | slender |
| Part of Speech: | adjective |
| Definition: | thin |
| Synonyms: | abstemious, acicular, aciculate, delicate, faint, feeble, fragile, frail, frugal, gracile, inconsiderable, lank, lanky, lean, lissome, lithe, lithesome, little, meager, minute, narrow, outside, plain, remote, scant, skinny, slight, slim, small, spare, spindling, svelte, tenuous, trim, trivial, weak, willowy, wiry, wispy |
| Antonyms: | fat, plump |
| Main Entry: | vaporous |
| Part of Speech: | adjective |
| Definition: | fanciful |
| Synonyms: | airy, wispy |