83 entries under dubious topic. ×

5
unsure(adjective, false, dishonest, deceitful)
5
variable(adjective, weak, uncertain, doubtful)
4
dodgy(adjective, corrupt, dishonest, unreliable)
4
doubtful(dishonest, vague, unreliable, crooked)
4
irregular(adjective, changeable, fickle, suspicious)
4
wavering(adjective, weak, uncertain, sensitive, doubtful)
3
fitful(adjective, weak, uncertain, sensitive, doubtful)
3
not kosher(expression, suspect, shady)
3
weak(adjective, uncertain, sensitive, unstable, doubtful)
2
ambiguous(adjective, weak, false, uncertain, dishonest)
2
equivocal(adjective, vague, suspect, subtle)
2
fluctuating(adjective, weak, uncertain, sensitive, doubtful)
2
mercurial(adjective, weak, uncertain, sensitive, doubtful)
2
mutable(adjective, weak, uncertain, sensitive, doubtful)
2
shaky(dishonest, unreliable, uneven, suspect)
2
suspect(dishonest, vague, unreliable, crooked)
2
ticklish(adjective, weak, uncertain, sensitive, doubtful)
2
unpredictable(adjective, weak, uncertain, sensitive, doubtful)
2
unsettled(adjective, weak, uncertain, sensitive, doubtful)
1
borderline(vague, uneven, suspect, ambiguous)
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APASmart Define. (2015). shifty thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/shifty/thesaurus/synonyms
ChicagoSmart Define. 2015. "shifty thesaurus" https://smartdefine.org/shifty/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, shifty thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/shifty/thesaurus/synonyms>.
MLASmart Define. "shifty thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/shifty/thesaurus/synonyms>