Having sensation is something that can be described in many different ways, depending on the context and the type of sensation being experienced. Some synonyms for the phrase "having sensation" include feeling, sensing, perceiving, and experiencing. These words can be used to describe a wide range of sensations, from physical sensations like pain or pleasure, to emotional states like happiness or sadness. Other synonyms for "having sensation" might include discerning, detecting, noting, or registering, depending on the particular context in which the sensation is being experienced. Ultimately, the choice of synonym will depend on the speaker or writer's intended meaning and the precise nature of the sensation being experienced.