obduracy

a steadfast adherence to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion the administrator was known for her unyielding obduracy even in the face of proof that she was wrong Synonyms bullheadedness, doggedness, hardheadedness, intransigence, mulishness, obstinacy, obdurateness, obstinateness, opinionatedness, pertinaciousness, pertinacity, pigheadedness, self-opinionatedness, self-will, stubbornness, willfulnessRelated Words anal-retentiveness, perverseness, perversity, waywardness, wrongheadedness; adamancy (also adamance), determination, implacability, inexorability, inflexibility, inveteracy, perseverence, persistence, persistency, relentlessness, resolve, single-mindedness, steadfastness, stick-to-itiveness, tenaciousness, tenacity; firmness, hardness, rigor, rigorousness, sternness, strictness; narrow-mindedness, rigidity, rigidness; bloody-mindedness [chiefly British], cantankerousness, contrariness, cussedness; balkiness, contumacy, defiance, disobedience, frowardness, immovability, immovableness, insubordination, intractibility, obstreperousness, rebelliousness, recalcitrance, recalcitrancy, refractoriness, unrulinessNear Antonyms broad-mindedness, open-mindedness, reasonability, reasonableness, receptiveness, receptivity; acceptance, acquiescence, flexibility, pliability, pliableness, pliancy, pliantness; compliance, docility, obedience, subordinateness, subordination; submission, surrender, willingness, yielding; slavishness, subservience, subserviency