hardheadedness

1 a steadfast adherence to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion her unrelenting hardheadedness didn't win many friends, but it helped her to get her way most of the time Synonyms bullheadedness, doggedness, obstinacy, intransigence, mulishness, obduracy, 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

2 exceptional discernment and judgment especially in practical matters the hardheadedness of a bean counter Synonyms astuteness, caginess (also cageyness), canniness, clear-sightedness, foxiness, acumen, intelligence, keenness, knowingness, sharpness, shrewdness, witRelated Words discernment, insight, perception, perceptiveness, perceptivity, percipience, sagaciousness, sagacity, sageness, sapience, wisdom; artfulness, artifice, craft, craftiness, cunning, deviousness, guile, slickness, slyness, sneakiness, subtleness, subtlety, wiliness; brain(s), gray matter, intellect, reason, senseNear Antonyms artlessness, greenness, guilelessness, ingenuousness, innocence, naiveness, naïveté (also naivete or naiveté), simplemindedness, simpleness, simplicity, unsophistication, unworldliness; brainlessness, density, doltishness, dopiness, dumbness, fatuity, foolishness, half-wittedness, mindlessness, oafishness, obtuseness, senselessness, slowness, stupidity, stupidness, vacuity, witlessness