Cellarway is a term commonly used to describe an underground passage or a set of steps leading down to a cellar or basement. However, there are several other synonyms that can be used instead of cellarway. Some other terms for a similar structure include a basement stairway, an underground passage, a subterranean walkway, a cellar stairwell, or a basement entrance. Each of these synonyms offers a unique descriptive element, and the term used may depend on the specific location, context, or type of structure being referred to. Ultimately, these synonyms provide a range of options for speakers and writers to choose from when communicating about an underground passage or cellar entrance.