Dubious synonyms and antonyms

do͝o'bē-əs, dyo͝o'-

Category:

Part of speech:

doubtful (related)
Not clearly predictable; uncertain; unsure
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suspicious (related)
Arousing or likely to arouse suspicion in others
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indecisive
(Of a person) Not decisive; not marked by promptness or decision.
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ambiguous
The definition of ambiguous is something that is unclear or not easily describable.
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obscure (related)
The definition of obscure is hard to see in the low light or hard to understand.
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uncertain
Not definite or determined; vague
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vague
Not sharp, certain, or precise in thought, feeling, or expression
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unsure
Precarious; unstable; unreliable.
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undecided
Not having come to a decision; irresolute
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questionable
Open to doubt or challenge; problematic.
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shady
Causing shade.
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disputable
Of opinions, propositions or questions, subject to dispute; not settled.
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reliable (antonym)
That can be relied on; dependable; trustworthy
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indefinite
Uncertain; undecided:
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unclear
Not clearly defined; not explicit.
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skeptical
Marked by or given to doubt; questioning:
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undetermined
Not determined; not settled; not decided.
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doubtless (antonym)
Certain; assured.
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certain (antonym)
Capable of being relied on; dependable:
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sure (antonym)
Having or showing no doubt; positive; confident
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trustworthy (antonym)
Worthy of trust; dependable; reliable
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trusty (antonym)
That can be relied upon; dependable; trustworthy
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definite (antonym)
The definition of definite is something that has limits, is clear in meaning, absolutely true and positive.
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positive (antonym)
Positive is defined as good, looking towards the good side of things, showing certainty, showing the presence of an illness or substance, more than zero, or charged with positive electricity.
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clear (antonym)
Free from doubt or confusion; certain:
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unambiguous (antonym)
Clear, and having no uncertainty or ambiguity
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unobscure (antonym)
vague, unclear
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borderline
Showing bad taste.
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clouded
Filled with clouds.
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dubitable
Subject to doubt or question; uncertain.
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inconclusive
Not conclusive or final; not leading to a definite result
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indeterminate
Not fixed or known in advance:
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problematic
Not settled; yet to be determined; uncertain
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in doubt
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at issue
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trustless
Lacking trust; untrusting.
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ludicrous (related)
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implausible (related)
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disingenuous (related)
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specious (related)
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unconvincing (related)
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spurious (related)
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laughable (related)
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suspect
Open to or viewed with suspicion:
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chancy
Uncertain as to outcome; risky; hazardous.
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equivocal
Characterized by a mixture of opposing elements and therefore questionable or uncertain:
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fishy
Like a fish in odor, taste, etc., specif., strongly or undesirably so
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iffy
(Informal) Not definite; containing doubtful elements; dependent upon varying conditions
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undoubtful (antonym)
Not doubtful
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hesitant
Tending to hesitate, wait, or proceed with caution or reservation.
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Find another word for dubious. In this page you can discover 53 synonyms, antonyms, idiomatic expressions, and related words for dubious, like: doubtful, suspicious, indecisive, ambiguous, obscure, shaky, uncertain, vague, unsure, undecided and questionable.
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Dubious Sentence Examples

  • Steve tells Catherine he wants to plead manslaughter on grounds of temporary insanity, but she looks dubious about the idea.

  • The little priest rose with a distinctly dubious grimace.

  • The use of cluster bombs seems morally dubious.

  • But it has a very dubious right to the name.

  • Time-honoured custom had hitherto reckoned primogeniture in the male line as the best 'title to the Russian crown; in the ustav of 1722 Peter denounced primogeniture in general as a stupid, dangerous, and even unscriptural practice of dubious origin.

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Words near dubious in the Thesaurus