67 entries under fantastic topic. ×

8
preposterous(adjective, unusual, strange, silly, foolish)
7
goofy(adjective, strange, silly, foolish)
6
atypical(adjective, extraordinary, unusual, strange, wonderful)
6
nonsensical(adjective, silly, foolish, ridiculous)
6
way-out(adjective, unusual, wild, strange)
4
insane(adjective, wild, strange, silly, foolish)
4
unbelievable(adjective, strange, marvelous, fantasy)
3
imaginary(adjective, unusual, strange, wonderful, marvelous)
3
silly(adjective, foolish, ridiculous, unwise)
2
balmy(adjective, silly, foolish, unwise)
2
fabulous(adjective, unusual, marvelous, neat)
2
loony(adjective, strange, silly, foolish)
2
marvelous(adjective, unusual, strange, wonderful, exceptional)
2
mythical(adjective, extraordinary, unusual, wonderful, marvelous)
2
outre(unusual, wild, strange, special)
2
senseless(adjective, silly, foolish, unwise)
2
unrealistic(adjective, silly, foolish, unwise)
1
artificial(adjective, wild, strange, crazy)
1
astonishing(adjective, extraordinary, unusual, strange, wonderful)
1
astounding(marvelous, odd, bizarre, outlandish)
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APASmart Define. (2016). weird thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/weird/thesaurus/synonyms
ChicagoSmart Define. 2016. "weird thesaurus" https://smartdefine.org/weird/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, weird thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/weird/thesaurus/synonyms>.
MLASmart Define. "weird thesaurus" 31 March 2016. Web. 28 September 2026. <https://smartdefine.org/weird/thesaurus/synonyms>