Antonyms
certain hands-down incontestable indisputable indubitable questionless sure undeniable undoubted unproblematic unquestionablebackpedal
EnglishMerriam-Webster Dictionaryria-hidden='true'>, shaky suspect suspicious
EnglishMerriam-Webster DictionaryExamples
- //He made the highly dubious claim that Elvis is still alive and living in Hawaii.
- //a man of dubious character
First Known Use
1548, in the meaning defined at sense 2History and Etymology
Latin dubius, from dubare to vacillate; akin to Latin duo two — more at twodubious
adjective
Synonyms & Antonyms
- giving good reason for being doubted, questioned, or challenged //any letter bearing the signature of Geronimo would be of dubious authenticity, to say the leastSynonymsdebatable disputable dodgy [chiefly British] doubtable doubtful dubitable equivocal fishy problematic (also problematical) queer questionable shady shaky suspect suspiciousRelated WordsExamples
- //He made the highly dubious claim that Elvis is still alive and living in Hawaii.
- //a man of dubious character
First Known Use1548, in the meaning defined at sense 2History and EtymologyLatin dubius, from dubare to vacillate; akin to Latin duo two — more at twodubiousadjectiveSynonyms & Antonyms
- giving good reason for being doubted, questioned, or challenged //any letter bearing the signature of Geronimo would be of dubious authenticity, to say the leastSynonymsdebatable disputable dodgy [chiefly British] doubtable doubtful dubitable equivocal fishy problematic (also problematical) queer questionable shady shaky suspect suspiciousRelated WordsExamples
- //He made the highly dubious claim that Elvis is still alive and living in Hawaii.
- //a man of dubious character
First Known Use1548, in the meaning defined at sense 2History and EtymologyLatin dubius, from dubare to vacillate; akin to Latin duo two — more at twodubiousadjectiveSynonyms & Antonyms
- giving good reason for being doubted, questioned, or challenged //any letter bearing the signature of Geronimo would be of dubious authenticity, to say the leastSynonymsdebatable disputable dodgy [chiefly British] doubtable doubtful dubitable equivocal fishy problematic (also problematical) queer questionable shady shaky suspect suspiciousRelated WordsExamples
- //He made the highly dubious claim that Elvis is still alive and living in Hawaii.
- //a man of dubious character
First Known Use1548, in the meaning defined at sense 2History and EtymologyLatin dubius, from dubare to vacillate; akin to Latin duo two — more at twodubiousadjectiveSynonyms & Antonyms
- giving good reason for being doubted, questioned, or challenged //any letter bearing the signature of Geronimo would be of dubious authenticity, to say the leastSynonymsdebatable disputable dodgy [chiefly British] doubtable doubtful dubitable equivocal fishy problematic (also problematical) queer questionable shady shaky suspect suspiciousRelated WordsExamples
- //He made the highly dubious claim that Elvis is still alive and living in Hawaii.
- //a man of dubious character
First Known Use1548, in the meaning defined at sense 2History and EtymologyLatin dubius, from dubare to vacillate; akin to Latin duo two — more at twodubiousadjectiveSynonyms & Antonyms
- giving good reason for being doubted, questioned, or challenged //any letter bearing the signature of Geronimo would be of dubious authenticity, to say the leastSynonymsdebatable disputable dodgy [chiefly British] doubtable doubtful dubitable equivocal fishy problematic (also problematical) queer questionable shady shaky suspect suspiciousRelated WordsExamples
- //He made the highly dubious claim that Elvis is still alive and living in Hawaii.
- //a man of dubious character
First Known Use1548, in the meaning defined at sense 2History and EtymologyLatin dubius, from dubare to vacillate; akin to Latin duo two — more at twodubiousadjectiveSynonyms & Antonyms
- giving good reason for being doubted, questioned, or challenged //any letter bearing the signature of Geronimo would be of dubious authenticity, to say the leastSynonymsdebatable disputable dodgy [chiefly British] doubtable doubtful dubitable equivocal fishy problematic (also problematical) queer questionable shady shaky suspect suspiciousRelated Words
backpedal — MW · Shobdo