Implacable and Stiff-necked

Implacable

Implacable adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: an implacable judge who knew in his bones that the cover-up extended to the highest levels of government

Stiff-necked and implacable are semantically related In some cases you can use "Stiff-necked" instead an adjective "Implacable".

Nearby Words: implacability, implacably

Stiff-necked

Stiff-necked adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: obviously uninterested in hearing any excuses, the stiff-necked officer handed me my speeding ticket with a flourish

Implacable and stiff-necked are semantically related in steadfast topic. Sometimes you can use "Implacable" instead an adjective phrase "Stiff-necked", if it concerns topics such as stubborn, serious, merciless, pigheaded.
Cite this Source
Stiff-necked and Implacable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/implacable/stiff-necked
Implacable & Stiff-necked. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/implacable/stiff-necked>.
Stiff-necked or Implacable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/implacable/stiff-necked.