Akademik

nonsubstantial
I (not sturdy) adjective adynamic, asthenic, attenuated, below par, breakable, brittle, defective, deficient, delicate, destructible, enervated, ephemeral, fallacious, feeble, flimsy, fragile, frail, frangible, ghostly, illogical, inadequate, infirm, intangible, lame, limp, mediocre, perishable, powerless, slight, sorry, strengthless, tenuous, unearthly, ungrounded, unsolid, unsound, unstable, unsturdy, unsubstantial, untenable, weak, weakly, without force, without foundation, wobbly II (not sufficient) adjective deficient, depleted, deprived, disappointing, drained, inadequate, incomplete, insignificant, insubstantial, lacking, low, meager, niggardly, paltry, scant, scanty, scarce, stingy, thin, too little, too small, unacceptable, ungratifying, unsatisfactory, unsatisfying, unsufficing, wanting III index intangible

Burton's Legal Thesaurus. . 2006