Doubtful


Synonyms for doubtful
adj questionable, unclear

indecisive
unsure
problematic
insecure
suspicious
precarious
dubious
uneasy
unstable
hazy
undecided
unsettled

uncertain
dicey
debatable
ambiguous
borderline
chancy
contingent
disreputable
equivocal
far-fetched
fat chance
fishy

hazardous
iffy
inconclusive
indefinite
indeterminate
indistinct
long shot
obscure
open
pending
shady
sneaky

speculative
suspect
touch-and-go
touchy
clouded
dubitable
doubtable
impugnable
on thin ice
unconfirmed
up for grabs

Antonyms for doubtful

determined
undoubted
settled
trustworthy
trusty
stable
confirmed
unquestionable

believing
confident
convinced
trusting
certain
definite
sure
secure

safe
strong
clear
decided
exact
resolved
indubious

Synonyms
adj not believing

skeptical
uncertain
hesitant
tentative
unsettled
indecisive
suspicious
dubious
undecided
unsure
puzzled

agnostic
confused
disconcerted
distracted
distrustful
disturbed
doubting
equivocal
faithless
hesitating
irresolute

lost
perplexed
questioning
theoretical
troubled
unresolved
vacillating
wavering
unconvinced
baffled
discomposed

faltering
flustered
in a quandary
in clouds
in dilemma
like doubting Thomas
not following
of two minds
without belief

Antonyms

determined
decisive
settled
trustworthy
trusty
undoubted
confirmed

unquestionable
believing
confident
convinced
trusting
certain
clear

definite
secure
sure
decided
exact
resolved

Usage Notes

See doubt.

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  • Doubtfully

    Synonyms for doubtfully adv skeptically dubiously askance suspiciously tentatively ambiguously distrustfully doubtingly hesitatingly irresolutely problematically questionably uncertainly undecidedly unsettingly Usage Notes See doubt.

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    Synonyms for doubtfulness noun doubt uncertainty question mistrust dubiousness indecision suspicion dubiety skepticism questionability questionableness Antonyms for doubtfulness certainty trust Synonyms noun improbability unreasonableness improbableness unlikeliness implausibleness implausibility Usage Notes See doubt.

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    Synonyms for doubting adj questioning doubtful dubious skeptical suspicious Usage Notes Doubt and doubtful may be followed by a subordinate clause beginning with that, whether, or if: I doubt that (or whether or if) the story is true. It is doubtful that (or whether or if) the story is true. There is some doubt that […]


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