111 entries under silly topic. ×

21
strange(adjective, extraordinary, unusual, wild, new)
18
bizarre(adjective, happy, perfect, unusual, wild)
18
preposterous(adjective, weak, simple, happy, perfect)
16
wild(adjective, happy, tender, perfect, unusual)
14
crazy(adjective, weak, simple, wild, strange)
13
ridiculous(adjective, weak, simple, wild, strange)
11
absurd(adjective, weak, simple, happy, perfect)
10
foolish(adjective, weak, simple, wild, strange)
10
unrealistic(adjective, happy, tender, perfect, false)
9
ludicrous(adjective, weak, simple, wild, strange)
7
irrational(adjective, weak, simple, strange)
6
nonsensical(adjective, weak, simple, wild, strange)
5
outrageous(adjective, offensive, wild, strange)
5
insane(adjective, weak, simple, strange)
5
quixotic(adjective, excellent, gentle, happy, tender)
5
wacky(adjective, weak, simple, informal, unusual)
4
dotty(weak, simple, foolish, thoughtless)
4
unreasonable(adjective, weak, simple, foolish)
3
balmy(foolish, unwise, impractical, half-baked)
3
impracticable(adjective, foolish, unwise, impractical)
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APASmart Define. (2016). fantastic thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/fantastic/thesaurus/synonyms
ChicagoSmart Define. 2016. "fantastic thesaurus" https://smartdefine.org/fantastic/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, fantastic thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/fantastic/thesaurus/synonyms>.
MLASmart Define. "fantastic thesaurus" 30 March 2016. Web. 28 September 2026. <https://smartdefine.org/fantastic/thesaurus/synonyms>