adjective
1.
Synonyms: immaterial 1, bodiless, disembodied, incorporeal, metaphysical, nonmaterial, nonphysical, unembodied, unfleshly, unsubstantial
Antonyms: substantial
2.
Synonyms: weak 1, decrepit, feeble, flimsy, fragile, frail, infirm, puny, unsound, unsubstantial
Antonyms: substantial
3.
Synonyms: tenuous 3, feeble, unsubstantial
Antonyms: substantial