21
strange(adjective, extraordinary, unusual, wild, new)
20
spectacular(adjective, great, excellent, false, superb)
20
super(adjective, good, great, excellent, informal)
19
odd(adjective, unusual, strange, foolish, exceptional)
19
peculiar(adjective, strange, foolish, exceptional, special)
19
astounding(adjective, good, great, excellent, extraordinary)
19
quality(adjective, job, beautiful, very best kind, awesome)
19
swell(adjective, good, great, excellent, informal)
18
bizarre(adjective, happy, perfect, unusual, wild)
18
outlandish(adjective, unusual, strange, exceptional, odd)
18
fine(adjective, good, bad, great, excellent)
18
grotesque(adjective, strange, true, usual, different)
18
preposterous(adjective, weak, simple, happy, perfect)
18
queer(adjective, unusual, strange, exceptional, irregular)
18
whimsical(adjective, change, continue, excellent, gentle)
18
awesome(adjective, good, bad, great, complete)
18
charming(adjective, great, excellent, happy, tender)
18
eccentric(adjective, unusual, strange, foolish, exceptional)
18
sensational(adjective, good, great, excellent, extraordinary)
17
freakish(adjective, change, continue, unusual, strange)
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APASmart Define. (2016). fantastic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/fantastic/thesaurus/synonyms
ChicagoSmart Define. 2016. "fantastic thesaurus" https://smartdefine.org/fantastic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, fantastic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/fantastic/thesaurus/synonyms>.
MLASmart Define. "fantastic thesaurus" 30 March 2016. Web. 26 September 2026. <https://smartdefine.org/fantastic/thesaurus/synonyms>