There are several synonyms for the word "numb" that can be used to describe the sensation of feeling without sensation. One of the most common synonyms for numb is "insensitive" which describes the lack of feeling or response to external stimuli. Another synonym for numb is "frozen" which ties into the imagery of cold, unfeeling limbs and extremities. "Unfeeling" can also be used to describe a numb state, as well as the words "deadened", "paralyzed", and "dulled". "Numb" can also be used to describe an emotional state, in which case "apathetic", "bored", "uninterested" and "detached" can be used as synonyms.