The antonyms for "cries down" can be expressed in a variety of forms, including uplifting, praising, and complimenting. Rather than finding fault or denouncing, to elevate would be the opposite, suggesting that one is championing the cause or the individual. To extol something is also an antonym since it means to praise or acclaim. Instead of recoiling or criticizing, to applaud would be a fitting choice, showing your support and admiration. Finally, rather than vilifying, to laud or eulogize would be precisely the opposite, bringing to light the positive attributes and aspects that deserve acclaim.