“The pair most similar in meaning to STUBBORN: OBSTINATE is:”

"“Stubborn” and “obstinate” are synonyms both meaning resistant to change. Similarly “mulish” (stubborn like a mule) and “tractable” (manageable but often used in contrast to stubbornness) form a pair where “mulish” aligns with stubbornness. Understanding synonyms enhances vocabulary critical for effective communication in English. This knowledge aids in writing speaking and comprehension particularly in academic and professional settings where precise word choice improves clarity and persuasiveness in arguments or narratives."