The phrase "score off" can mean to gain an advantage over someone or to mock and ridicule them. There are various synonyms for this phrase that can be used, depending on the context and the tone of the situation. Some synonyms for "score off" include "outdo," "outmaneuver," "outsmart," "humiliate," "taunt," "ridicule," and "belittle." These words can help convey a similar meaning, but with a slightly different connotation. For example, "outsmart" may suggest a more cunning or strategic victory, while "humiliate" may suggest a more derogatory or hurtful tone. Using synonyms can add depth and nuance to your writing and communication.