UNTRUTHFUL Antonyms There are 8 antonyms of the word untruthful. (opposite meanings)Did you mean?Definition of UNTRUTHFULSynonyms of UNTRUTHFULAlso try opposite words for..truthuntruthtruthfuluntruthfulnessBest Opposite Words For UNTRUTHFULTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1truthfuladjectiveadj2accurateadjectiveadj3authenticadjectiveadj4genuineadjectiveadj5honestadjectiveadj6reliableadjectiveadj7sincereadjectiveadj8trustworthyadjectiveadj Alternatives for TRUTHFUL Words (11)candidcrediblefaithfulgenuinehonestreliablesinceretrustworthyunfeignedveracioustrueOpposite words for truthful Alternatives for ACCURATE Words (12)exactcorrectprecisefactualfaithfulreliablerighttruevalidjustniceparticularOpposite words for accurate Alternatives for AUTHENTIC Words (12)reliablegenuinerealtrustworthylegitimateoriginaltruevalidcredibleunquestionableveritableunfakedPhrases (1)bona fideOpposite words for authentic Alternatives for GENUINE Words (12)realtrueactualauthentichonestlegitimateoriginalsincereechtliteralnaturalunfeignedPhrases (1)bona fideOpposite words for genuine Alternatives for HONEST Words (20)honorablereliablecandidethicalforthrightfrankgenuinejustmoralopenprincipledscrupuloussinceretrustworthytruthfuluprightdependablefairgoodtrueOpposite words for honest Alternatives for RELIABLE Words (13)dependablehonesttrustworthycrediblefaithfulloyalresponsiblesolidsteadfastauthenticsecuretruetrustyOpposite words for reliable Alternatives for SINCERE Words (14)earnestauthenticcandiddevotedfrankgenuineheartfelthonestloyalserioustruetrustworthywholeheartedsolemnPhrases (1)bona fideOpposite words for sincere Alternatives for TRUSTWORTHY Words (23)credibledependableethicalhonesthonorablereliableresponsibletrueconscientiousfaithfultrustworthytrustybelievableconvincingkosherprincipledrighteoussecuresensiblestraighttruthfulunfailingtrustableOpposite words for trustworthy