Tenuous

Adjective

 * 1) Thin in substance or consistency.
 * The aether was thought to be of tenuous strands.
 * 1) Lacking importance.
 * His argument was not convincing in the debate, considering how tenuous it was.

Thesaurus
adulterated, aerial, air-built, airy, aloof, atomic, attenuate, attenuated, boyish, broken, chimerical, cloud-built, corpuscular, cut, dainty, delicate, detached, diaphanous, dilute, diluted, disconnected, discontinuous, discrete, doubtful, dreamlike, dubious, embryonic, ethereal, evanescent, fanciful, fatuitous, fatuous, feeble, fine, fine-drawn, finespun, flimsy, fragile, frail, gapped, gaseous, gauzy, germinal, girlish, gossamer, gossamery, gracile, granular, hazy, illusory, imaginary, impalpable, imperceptible, imponderable, inappreciable, incoherent, inconsistent, indiscernible, infinitesimal, insignificant, insubstantial, intangible, invisible, lacy, light, microcosmic, microscopic, misty, molecular, nebulous, negligible, nonadherent, nonadhesive, noncoherent, noncohesive, open, paltry, papery, phantomlike, rare, rarefied, reedy, shadowy, shaky, sketchy, slender, slenderish, slight, slight-made, slim, slimmish, slinky, small, spirituous, subatomic, subtile, subtle, svelte, sylphlike, thin, thin-bodied, thin-set, thin-spun, thinned, thinned-out, thinnish, threadlike, trifling, twiggy, ultramicroscopic, unadhesive, uncoherent, uncohesive, uncompact, uncompressed, unconnected, unjoined, unreal, unseeable, unsubstantial, untenacious, vague, vaporous, wasp-waisted, watered, watered-down, watery, weak, willowy, windy, wiredrawn, wispy

Etymology
From Latin tenuis, thin, slight + Eng. suffix -ous

Translations

 * Finnish: hatara, puutteellinen
 * French: ténu


 * German: nicht stichhaltig, dünn, prekär, heikel, dürftig


 * Greek: