71 entries under imaginary topic. ×
| extravagant(adjective, strange, superb, wonderful, stupid) | |
| fictional(adjective, strange, crazy, fantastic, fantasy) | |
| flaky(adjective, great, informal, extraordinary, fantastic) | |
| offbeat(adjective, strange, fantastic, fantasy) | |
| aerial(adjective, fake, fantastic, weird) | |
| chimerical(adjective, strange, fantastic, weird) | |
| fictitious(adjective, excellent, superb, wonderful, marvelous) | |
| out of this world(expression, adjective, idiom, extraordinary, superb) | |
| phantasmagoric(adjective, illusory, dreamlike) | |
| suppositious(adjective, fake, strange, crazy, fantastic) | |
| artificial(illusory, dreamlike) | |
| blue sky(expression, adjective, fantastic, unlikely) | |
| capricious(adjective, strange, crazy, fantastic, insane) | |
| castles in the air(expression, adjective, idiom, fantastic) | |
| curious(adjective, fantastic, unlikely, whimsical) | |
| fabled(illusory, dreamlike) | |
| fairy-tale(adjective, fantastic, unlikely, fanciful) | |
| fake(illusory, dreamlike) | |
| false(poor, illusory, implausible, unconvincing) | |
| fictive(adjective, fantastic, weird, unlikely) |
For more, visit
Unbelievable on
Power Thesaurus
| APA | Smart Define. (2016). unbelievable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unbelievable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unbelievable thesaurus" https://smartdefine.org/unbelievable/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, unbelievable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unbelievable/thesaurus/synonyms>. |
| MLA | Smart Define. "unbelievable thesaurus" 30 March 2016. Web. 28 September 2026. <https://smartdefine.org/unbelievable/thesaurus/synonyms> |