OBSTINACY

n. obstinateness, stubbornness, doggedness, tenacity, persistence or persistency, mulishness, pigheadedness, wilfulness, contrariness, perverseness, perversity, cantankerousness, recalcitrance, uncooperativeness, rebelliousness, contumacy, contumaciousness, refractoriness, intractability, intransigence, pertinacity, pertinaciousness, obduracy, fixedness, stolidity, inflexibility, firmness, Archaic frowardness, Colloq Brit bloody-mindedness His obstinacy and narrow-mindedness made it impossible to work in any cooperative way with him