прилагательное 1) практичный, расчётливый; трезвый Синоним(ы): matter-of-fact, logical, practical, sober, abstinent 2) упрямый, несговорчивый Синоним(ы): wilful, obstinate, stubborn
adjective 1. stubborn, willful 2. concerned with or involving practical considerations; sober, realistic Example: some hardheaded advice Example: a hardheaded observer of winds and tides • hardheadedly adverb • hardheadedness noun