356 entries under adjective topic. ×

3
diffident(uncertain, nervous, doubtful, hesitant)
3
dishonourable
3
eccentric(unusual, strange, fantastic, irregular)
3
fanciful(fantastic, doubtful, unlikely, implausible)
3
hazardous(open, delicate, uncertain, unstable)
3
in dispute
3
incalculable(unreliable, insecure, treacherous)
3
inconclusive(clear, certain, uncertain, doubtful)
3
legendary(mythical, fabled, mythological)
3
louche
3
nefarious
3
oddball(unusual, strange, irregular, unpredictable)
3
outlandish(extraordinary, unusual, strange, amazing)
3
peculiar(unusual, strange, irregular, odd)
3
perilous(delicate, uncertain, unstable, doubtful)
3
questioning(uncertain, nervous, doubtful, unsettled)
3
suss(unreliable, insecure, treacherous, incalculable)
3
tottery
3
underhand(evil, corrupt, dishonest, irregular)
3
untrusting
10 years ago|38k views|share |citing 
APASmart Define. (2016). dubious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/dubious/thesaurus/synonyms
ChicagoSmart Define. 2016. "dubious thesaurus" https://smartdefine.org/dubious/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, dubious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/dubious/thesaurus/synonyms>.
MLASmart Define. "dubious thesaurus" 4 March 2016. Web. 25 September 2026. <https://smartdefine.org/dubious/thesaurus/synonyms>