17
hypocritical
8
devious
7
difficult(adjective, hard, dishonest, trivial, nice)
6
dishonest
6
multidimensional
6
shameful
5
crafty
5
indirect(adjective, dishonest, straight, unintended, roundabout)
5
mysterious(adjective, secret, concealed)
4
ambiguous(adjective, uncertain)
4
deceitful(adjective, dishonest)
4
artful
4
complicated(adjective, simple)
4
lying(adjective, dishonest)
4
romantic
4
slippery
4
sly(adjective, clever, devious)
4
tricky(adjective, dishonest)
3
insincere(adjective, open, dishonest, sincere)
3
insidious
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APASmart Define. (2016). straightforward thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/straightforward/thesaurus/antonyms
ChicagoSmart Define. 2016. "straightforward thesaurus" https://smartdefine.org/straightforward/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2016, straightforward thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/straightforward/thesaurus/antonyms>.
MLASmart Define. "straightforward thesaurus" 31 March 2016. Web. 21 September 2026. <https://smartdefine.org/straightforward/thesaurus/antonyms>