as in obdurateness
a steadfast adherence to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion
thanks to his pertinaciousness, he eventually succeeded where all others had failed
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for pertinaciousness
Noun
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For now, advocates say preparation and persistence are critical as the community faces an uncertain future.
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Brown-Nagin highlights how equality is not just an ideal but a legal pursuit requiring strategy, persistence, and courage.
Noun
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The Home Service Insurance segment experienced a decline in premiums, attributed to strategic actions to improve sales quality and persistency, as well as economic pressures such as inflation.
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The tannins are well structured yet soft and the wine has great persistency in the finish.
Noun
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Speaking earlier on Sunday, Putin used a speech to the ruling United Russia party congress to reinforce his resolve to achieve the country's military objectives and project Russia's strength.
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Spoelstra consistently has praised the resolve of Smith, who went undrafted out of Missouri in 2021.
Noun
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Archie’s stubbornness is a reflex to his worldview being attacked without first acknowledging his experience.
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There was also Tortorella’s stubbornness in sticking with goalie Carter Hart, who set the wrong type of records in the Stanley Cup Final.
Noun
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Fatigue with the stagnation inherent in contemporary democratic institutions is among the key factors that make the promise to break through intransigence by autocratic leaders attractive to a plurality of voters.
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Instead, the courts are dealing with intransigence from the city.
Noun
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Starmer’s realism—or obstinacy, depending on your point of view—had seen off an immediate challenge.
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The natural obstinacy and rebelliousness of Israa’s teenage years are hyperaccelerated by culture clashes with both her family and the other kids around her.
Noun
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China has gained, not suffered, from this obduracy.
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Related: ‘Neglected diseases’ are anything but neglected by the billion-plus people living with them One possible reason for this obduracy is that noma begins as a dental disease, and dental diseases have long been underappreciated global health concerns.
Noun
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Croatia returned from the hydration break with determination, forcing Panama to play its game for the first time so far.
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Sayers, however, appealed the OOR’s determination to the Centre County Court of Common Pleas.
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Cite this Entry
“Pertinaciousness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/pertinaciousness. Accessed 30 Jun. 2026.
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