"Tipped the scales" is a phrase that means to make a decisive difference in a situation. There are various synonyms for this phrase that can be used to help add variety and clarity to written and spoken language. One option is "swung the balance," which conveys the idea of something shifting in a particular direction. Another synonym is "tilted the advantage," which suggests that someone or something has gained an upper hand. "Turned the tables" is another phrase that can be used, indicating a complete reversal of a situation. These synonyms can be used interchangeably with "tipped the scales" to add nuance and depth to language.