(a.) Deceiving, fallacious; illusive; as, illusory promises or hopes\.

Barmecidal Barmecide Circean aberrant abroad adrift air-built airy all abroad all off all wrong amiss apparent apparitional askew astray at fault autistic awry beguiling beside the mark bewitching catchy charming chimeric chimerical cloud-built corrupt deceiving deceptive defective delusional delusionary delusive delusory dereistic deviant deviational deviative distorted dreamlike dreamy dubious enchanting entrancing errant erring erroneous ethereal fallacious FALSE fancied fanciful fantastic fascinating fatuitous fatuous faultful faulty fictional fictive fishy flawed gaseous glamorous gossamery hallucinatory heretical heterodox illogical illusional illusionary illusive imaginary imaginational imagined immaterial merely nominal misleading mistaken nonexistent not real not right not true notional off off the track ostensible out peccant perverse perverted phantasmagoric phantasmal phantom phantomlike questionable rarefied seeming self-contradictory self-deceptive self-deluding shadowy specious spectral spellbinding spirituous straying subtile subtle supposititious tenuous trickish tricksy tricky unactual unfactual unfounded unorthodox unproved unreal unrealistic unsubstantial untrue vaporous visional visionary wide windy witching wrong