The phrase "to taste" can be substituted with several synonyms. One such synonym is "to savor," which means to enjoy with relish or delight. Another word that can replace "to taste" is "to sample," meaning to try a small amount, to taste and evaluate. Alternatively, "to perceive" or "to detect" can be used to convey the process of using the sense of taste to identify flavors. "To sip" suggests the action of taking small sips to savor a drink, while "to nibble" implies taking small bites to test the flavor of food. Overall, there are several synonyms for the word "to taste," and each one can add a unique flavor to your writing.