The antonyms for the word martyrize can be many, as it is a verb that means to persecute or torment someone in a cruel or oppressive way. The opposite of this would be to treat someone kindly, respectfully, or with compassion. Some antonyms for martyrize could be support, encourage, comfort, aid, relieve, or alleviate. Other antonyms could include protect, defend, shelter, advocate, relieve, or rescue. In short, the opposite of martyrizing someone is to show empathy, kindness, and mercy towards them, rather than causing them harm or suffering.