He's quite authoritative.
Source: tatoeba (2758852)
Authoritative
//ɔːˈθɒɹɪtətɪv//
Synonyms for "authoritative" (291 found)
Ranked by relevance and common usage.
Closest matches (59)
influentialofficialstandardabsoluteabsolutistabsolutisticacceptedaccurateacquainted withadeptadroitapprovedaptarbitraryaristocraticarmipotentarrogantartisticascendantassuring
Show 37 more words
at home inat home withattestedauthenticauthenticatedauthoritarianauthorizedautocraticbindingbossybravurabrilliantcanonicalcategoricalcathedralcertifiedcharismaticcharmingchristiancircumstantiatedclassicalcleancleverclothed with authoritycogentcommandingcompetentconclusiveconfinedconfirmedconsequentialconsiderableconsistentcontrollingconventionalconversant withconvictional
Adjective(2 words)
Strong matches (87)
convincingcoordinatedcorrectcrackcrackerjackcunningcustomarycutedaedaldaedaliandecisivedefinitivedeftdependabledespoticdeterminativedexterousdextrousdictateddictator
Show 62 more words
dictatorialdidacticdiplomaticdoctrinairedocumenteddogmaticdominantdomineeringduly constituteddynamiceffectiveeffectualefficaciouseminentempoweredenchantingenergeticestimableevangelicalex cathedraex officioexcellentexpertfactualfaithfulfamiliar withfancyfeaturefeaturedfeudalfirmforcefulforcibleformularygoodgoodishgoverninggracefulgreatgrindinghandyhard and fasthegemonichegemonistichigh handedhigh poweredhigh-handedhigh-potencyhigh-poweredhigh-pressurehigh-tensionimperativeimperialimperiousimportantimpressivein forcein powerindisputableinformed iningeniousinstructive
Adjective(3 words)
Adjective(2 words)
Related words (145)
intimate withirrefutableirresistiblejustknowledgeablelawfulleadinglearnedlegallegitimatelimitedliterallogicallordlymagisterialmagistralmagneticmandatorymaster ofmasterful
Show 118 more words
masterlymightymighty in battlemomentousmonocraticneatno meanof recordof the faithoperativeoppressiveorthodoxorthodoxicaloverbearingoverrulingperemptorypersonablepersuasivepoliticpotentpowerpowerfulpreceptivepreeminentprepotentprescribedprescriptprescriptiveprestigiousprofessionalproficientproficient inprominentproperprovenpuissantquickquite somerankingreadyreceivedregulationreliablerepressivereputableresourcefulresponsiblerestrictedrightrubricrulingsanctionedsatisfactorysatisfyingscholarlyscripturalself-consistentseniorsevereskillfulslicksolidsomesoundspecialistspecialisticspecializedstatesmanlikestatutorystrictstrikingstrongstrong instylishsuasivesubstantialsufficientsuperiorsuppressivesupremesuretactfultechnicaltellingtextualthe compleatthe completetotaltotalitariantraditionaltraditionalistictruetrue bluetrue-bluetrustabletrustworthytruthfultyrannicaltyrannousunrefutableup onvalidvalidatedverifiableverifiedveritableversed invigorousvirtuosovitalweightywell donewell-donewell-foundedwell-groundedwell-read inwinningworkmanlike
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
Synonyms
2 entriesderived
5 entriesderived from
1 entriesrelated to
7 entriessimilar
17 entriesShowing 16 of 17 words.
Translations
73 translations across 20 languages.
Ancient Greek
1 entries- αὐθεντικός adj (accurate or definitive)
Bulgarian
4 entries- авторитарен adj (originating from a figure of authority)
- авторитетен adj (accurate or definitive)
- достоверен adj (accurate or definitive)
- заповеднически adj (having a commanding style)
Chinese Mandarin
4 entries- 可信的 adj (accurate or definitive)
- 命令式的 adj (having a commanding style)
- 官方的 adj (originating from a figure of authority)
- 有權威的 /有权威的 adj (accurate or definitive)
Czech
3 entries- autoritativní adj (originating from a figure of authority)
- autoritativní adj (accurate or definitive)
- autoritářský adj (having a commanding style)
Esperanto
1 entries- aŭtoritata adj (accurate or definitive)
Finnish
4 entries- arvovaltainen adj (originating from a figure of authority)
- arvovaltainen adj (accurate or definitive)
- auktoritatiivinen adj (originating from a figure of authority)
- auktoritatiivinen adj (accurate or definitive)
French
4 entries- autorisé adj (originating from a figure of authority)
- autorisé adj (accurate or definitive)
- autoritaire adj (originating from a figure of authority)
- autoritaire adj (accurate or definitive)
Georgian
2 entries- ავტორიტეტიანი adj (accurate or definitive)
- ავტორიტეტული adj (accurate or definitive)
German
4 entries- autoritativ adj (originating from a figure of authority)
- führend adj (accurate or definitive)
- gebieterisch adj (having a commanding style)
- maßgebend adj (accurate or definitive)
Greek
1 entries- αυθεντικός adj (accurate or definitive)
Ido
2 entries- autoritatoza adj (originating from a figure of authority)
- autoritatoza adj (having a commanding style)
Italian
3 entries- autorevole adj (originating from a figure of authority)
- autoritario adj (accurate or definitive)
- autoritario adj (having a commanding style)
Māori
1 entries- pūkorero adj (accurate or definitive)
Norwegian
2 entries- myndig adj (originating from a figure of authority)
- myndig adj (having a commanding style)
Polish
3 entries- autorytatywny adj (originating from a figure of authority)
- autorytatywny adj (having a commanding style)
- miarodajny adj (accurate or definitive)
Portuguese
4 entries- autoritativo adj (accurate or definitive)
- autoritário adj (originating from a figure of authority)
- autoritário adj (accurate or definitive)
- autoritário adj (having a commanding style)
Russian
4 entries- авторите́тный adj (accurate or definitive)
- вла́стный adj (having a commanding style)
- достове́рный adj (accurate or definitive)
- официа́льный adj (originating from a figure of authority)
Spanish
4 entries- autoritario adj (having a commanding style)
- autoritativo adj (originating from a figure of authority)
- autorizado adj (accurate or definitive)
- fidedigno adj (accurate or definitive)
Swedish
2 entries- auktoritativ adj (accurate or definitive)
- myndig adj (having a commanding style)
Ukrainian
4 entries- авторите́тний adj (originating from a figure of authority)
- авторите́тний adj (accurate or definitive)
- авторите́тний adj (having a commanding style)
- вла́дний adj (having a commanding style)
Sample sentences
14 total sentences available.
On May 6, 2014, the Administration released the Third U.S. National Climate Assessment (NCA), the most authoritative and comprehensive source of scientific information to date about climate change impacts across all U.S. regions and on critical sectors of the economy.
Source: tatoeba (3651067)
Developed over four years by hundreds of the Nation’s top climate scientists and technical experts—and informed by thousands of inputs from the public and outside organizations gathered through town hall meetings, public-comment opportunities, and technical workshops across the country, the third National Climate Assessment represents the most authoritative and comprehensive knowledge base about how climate change is affecting America now, and what’s likely to come over the next century.
Source: tatoeba (3651092)
These days Mary is never sure to whom grammar questions should be addressed to ensure an authoritative answer.
Source: tatoeba (3943300)
Showing 4 of 14 available sentences.
Keep exploring
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.