The phrase "climbs to" can be substituted with a variety of synonyms depending on the context of the sentence. Some synonyms for the phrase include ascends to, rises to, scales to, reaches a higher level, goes up to the top, and climbs up to. All of these alternatives convey movement from a lower to a higher point or level. Depending on the sentence, some synonyms may be more appropriate than others. For instance, "ascends to" may be used to describe someone climbing a mountain, while "reaches a higher level" might be more fitting for describing someone's career growth. Understanding the context of the sentence can help determine the most effective synonym to use.