When it comes to describing something as being "made of earth," there are several synonyms that come to mind. For instance, one might use the term "earthen" to describe pottery or other objects made of clay, while "terracotta" is a commonly used term for a type of fired clay that is often used in decorative items or garden ornaments. Additionally, the term "adobe" is used to describe buildings made of mud or clay, while "rammed earth" is a technique in which soil is compacted to create walls. Ultimately, these synonyms for the phrase "made of earth" serve to highlight the many ways in which natural materials can be transformed into functional, beautiful, and enduring objects and structures.