The phrase "doeth number on" means to harm or cause damage to someone or something. The antonyms for this phrase would be "repair," "fix," "protect," and "defend." When facing a situation where someone or something has been harmed, these words can be used instead of "doeth number on" to express the opposite sentiment. For example, if someone's car has been damaged in an accident, instead of saying "someone doeth a number on my car," they could say "I need to get my car repaired." The antonyms for "doeth number on" focus on the positive outcomes that can be achieved through repair and protection.