There are no direct synonyms for the word "anomotreme" as it is a scientific term used in zoology to describe a specific type of egg-laying mammal, also known as monotreme. However, there are related terms that can be associated with anomotremes, such as "egg-laying mammal", "monotreme" or "prototherian mammal". These terms highlight the unique characteristics of these animals, including their ability to lay eggs and nurse their young. While the word "anomotreme" is not interchangeable with any synonyms, understanding these related terms can provide a broader perspective on these fascinating creatures.