The word "hammerer" has limited synonyms, but some alternatives include "pounder," "striker," and "beater." These words all imply forceful repetition, which is the core concept behind the word "hammerer." Additionally, "mallet user" or "smith" could also be substituted to convey the same meaning. However, it is important to consider the context in which the word is being used to determine the most appropriate synonym. For example, if discussing a regular task, "pounder" may be the best choice. On the other hand, if describing a profession, "smith" may better capture the meaning. Overall, the synonyms for "hammerer" are relatively restricted, but there are still viable alternatives available.