illusory
[adjective]
Synonyms: unreal, chimerical, deceptive, delusive, fallacious, false, hallucinatory, mistaken, sham

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Antonyms: factual
Contrasted words: actual, real, veritable, authentic, true, valid
Related Words: chimerical, fanciful, fantastic, imaginary, unreal, visionary, deceptive, delusive, delusory, misleading

[TahlilGaran] English Synonym Dictionary ▲

il‧lu‧so‧ry /ɪˈluːsəri/ (also il‧lu‧sive /ɪˈluːsɪv/) adjective formal
false but seeming to be real or true:
First impressions can often prove illusory.

[TahlilGaran] Dictionary of Contemporary English ▲