3
forced
3
sham
3
surreal
3
uncommon(adjective, unusual, unreasonable, irregular)
3
unsustainable
3
unusual(adjective, unreasonable, irregular)
2
cunning
2
adoptive
2
assumed
2
atypical(adjective, unusual, unreasonable, irregular)
2
blighted
2
crafty
2
cultured(adjective, false)
2
devious
2
dummy
2
eerie
2
elaborate(adjective, simple, easy)
2
ersatz
2
factitious
2
feigned
10 years ago|7.6k views|share |citing 
APASmart Define. (2016). natural thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/natural/thesaurus/antonyms
ChicagoSmart Define. 2016. "natural thesaurus" https://smartdefine.org/natural/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, natural thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/natural/thesaurus/antonyms>.
MLASmart Define. "natural thesaurus" 15 February 2016. Web. 26 September 2026. <https://smartdefine.org/natural/thesaurus/antonyms>