unsubstantial
[adjective]
Synonyms: tenuous, feeble, insubstantial, implausible, flimsy, improbable, inconceivable, incredible, thick, thin, unbelievable, unconvincing, weak, immaterial, bodiless, incorporeal, metaphysical, nonmaterial, nonphysical, spiritual, unembodied, unphysical, decrepit, fragile, frail, infirm, unsound, wanky, weakly

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Antonyms: substantial
Related Words: insecure, shaky, undependable

[TahlilGaran] English Synonym Dictionary ▲

unsubstantial adjective. [ʌnsǝb'stanʃ(ǝ)l] LME.
[from UN-¹ + SUBSTANTIAL adjective.]
1. Having no basis or foundation in fact. LME.

2. Having no material substance; lacking in substance or solidity. L16.
■ E. R. Eddison His hand passed through branch and leaves as though they were unsubstantial as a moonbeam.

■ ,unsubstanti'ality noun M19.

■ unsubstantially adverb E16.

[TahlilGaran] English Dictionary ▲