adamancy

Definitions

The quality of being utterly unyielding in attitude or opinion.

An inflexible or stubborn refusal to be persuaded or to change one's mind.

Examples

Her adamancy regarding the project deadline left no room for further negotiation.

Despite the mounting pressure from his colleagues, his adamancy in sticking to his principles remained unshaken.

Synonyms

obstinacy inflexibility stubbornness rigidity intransigence firmness steadfastness

Antonyms

flexibility yieldingness pliancy amenability compliance wavering indecision