adamant

adjective
Definition of adamant:

impervious to pleas, persuasion, requests, reason


Synonyms of adamant:

adamantine, inexorable, intransigent, stubborn, inflexible, unyielding, obdurate, rigid, unbending, uncompromising


Opposite/Antonyms of adamant:

flexible, yielding, pliant, soft, submissive, supple, receptive, compliant, tractable


Sentence/Example of adamant:

The eyes beneath the coifed brow with its fine network of wrinkles were adamant.