死硬

死硬	sǐ yìng	stiff / rigid / obstinate
死	sǐ	to die / impassable / uncrossable / inflexible / rigid / extremely / damned
硬	yìng	hard; stiff; solid / (fig.) strong; firm / resolutely; uncompromisingly / laboriously; with great difficulty / good (quality); able (person) / (of food) filling; substantial