Synonyms|468Antonyms|159|Broader|3Narrower|0Related|2.4k

107 entries under dubious topic. ×

2
dicey(adjective, delicate, uncertain, unstable, doubtful)
2
dodgy(adjective, suspect, shady, risky)
2
improbable(adjective, uncertain, unreasonable, doubtful, shaky)
2
inconceivable(unreasonable, unlikely, flimsy, unbelievable)
2
incredible(adjective, unreasonable, doubtful, suspicious)
2
insecure(adjective, delicate, uncertain, nervous, unstable)
2
mootable(adjective, certain, uncertain, doubtful)
2
open to doubt(expression, idiom, uncertain, doubtful)
2
ridiculous(adjective, doubtful, suspicious)
2
thick(adjective, doubtful, suspicious)
2
thin(adjective, unreasonable, doubtful, suspicious)
2
touch and go(expression, adjective, idiom, delicate, uncertain)
2
unbelievable(adjective, unreasonable, doubtful, suspicious)
2
unconvincing(unreasonable, unlikely, flimsy, unbelievable)
2
unstable(adjective, delicate, uncertain, awkward, nervous)
2
unsteady(adjective, delicate, uncertain, unstable, doubtful)
1
betwixt and between(expression, adjective, idiom, uncertain, nervous)
1
farfetched(unreasonable, suspect, shady, unlikely)
1
fluctuant(adjective, uncertain, nervous, doubtful, shaky)
1
fly-by-night(adjective, uncertain, nervous, doubtful, hesitant)
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HarvardSmart Define 2016, problematic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/problematic/thesaurus/synonyms>.
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