Synonyms and Antonyms for Doubtful

Following is a list of 200 synonym words and phrases that are related to doubtful:

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3 Letter Words

bad

4 Letter Words

iffysuremootwarytruewisegoodthatnice

5 Letter Words

dodgyrogueshadyclearfishydoubtguessvexedsillyleeryshakythinkworryvagueshortdicey

6 Letter Words

unsureunsafeflimsylikelythoughuneasywonderunwisesurelydoubtsabsurdindeedregardhardly

7 Letter Words

dubioussuspectunclearunsoundcertaindoubtedworriedhopefulcuriousfearfulanxioushoweverunknownsurmiseobviousassuredfoolishperhapsfranklypuzzledunawareseemingseriousbelievesupposeirksomebaffledunusualconcernwilsome

8 Letter Words

unlikelywrongfulreservedinsecurehesitantdisputedimpairedprobabledoubtingcautiousarguableassumingpossiblefeasiblepeculiarhopelesspuzzlingmistakenlaudableconfusedalthoughbaffling

9 Letter Words

incertainuncertaindubitableunsettledtentativesuspectedambiguousequivocalskepticalscepticalreluctantunsavourydebatabledoubtlessplausibleworrisomeconvincedspeculateevidentlyconcernedassuredlytroublingperplexedmisgivingsurmisingcertainlyconfidentfoolhardyobviouslypromisinglaughablereassuredludicrouscertaintyunhopefulsurpriseddifficultimprudentadmirablefavorable

10 Letter Words

suspiciousimprobableunreliabledisputableprecariousborderlinepresumableoptimisticfarfetchedambivalentsurprisingperplexingreasonableworthwhileimpossibleintriguingapparentlyconjecturefavourablenoteworthyspeculatedridiculousdubitative

11 Letter Words

in questionimplausibleunconvincedproblematiccontestablecontentiousmisbegottenincreduloustroublesomeunpromisingconceivablespeculativeunfortunateunconcernedpessimisticconsideringincongruousconjecturalimpracticalmisdoubtfulmistrustfuldistrustful

12 Letter Words

questionableinconclusiveapprehensiveunsurprisingundeterminedneverthelesspresumptuoussurprisinglyspuriousnessunreasonablesuperdubious

13 Letter Words

objectionablecontroversialproblematicalinconceivablediscreditableunfortunatelyunconfirmable

14 Letter Words

unsatisfactoryunquestionable

15 Letter Words

notwithstanding

Using this list of similar-meaning words, you can choose the best synonyms to replace doubtful in your sentences.

Additionally, you'll find antonyms included, perfect for when you need the complete opposite meaning of doubtful in your writing.