1. (a.) Presenting a pleasing but deceptive appearance; Apparently true but a deception; showy\.

2. (a.) Apparently right; superficially fair, just, or correct, but not so in reality; appearing well at first view; plausible; as, specious reasoning; a specious argument.

Barmecidal Barmecide airy alleged apparent apparently sound apparitional autistic avowed beguiling casuistic chimeric claimed colorable colored conceivable deceptive delusional delusionary delusive delusory dereistic disingenuous dreamlike dreamy empty erroneous fallacious FALSE fantastic gilded hollow hypocritical idle illogical illusional illusionary illusive illusory imaginary in name only inaccurate incorrect insincere jesuitic likely meretricious misleading nugatory ostensible overrefined oversubtle phantasmagoric phantasmal phantom philosophistic plausible possible presumable presumed pretended pretexted professed purported seeming self-deceptive self-deluding so-called sophistic sophistical spectral spurious superficial supposed supposititious tinsel unactual unfounded unreal unsound unsubstantial untrue vain visionary wrong