| adjective | lacking in reality or substance or genuineness; not corresponding to acknowledged facts or criteria “ghosts and other unreal entities” |
| adjective | not actually such; being or seeming fanciful or imaginary “this conversation is getting more and more unreal” |
| adjective | contrived by art rather than nature “artificial flowers” |
| adjective | lacking material form or substance; unreal “as insubstantial as a dream” |
| unreality | noun | the state of being insubstantial or imaginary; not existing objectively or in fact |
| artificiality | noun | the quality of being produced by people and not occurring naturally |
| insubstantiality | noun | lack of solid substance and strength |
| unsubstantialize | verb | render immaterial or incorporeal |