Botryoid is a term used to describe a grape-like cluster or mass of cells. It is a word typically used in the medical field to refer to a specific type of tumor or growth. However, there are a variety of synonyms that can be used to describe a botryoid mass or structure. These include terms like bunched, clustered, globular, conglomerate, clustered, and rounded. Other synonyms for botryoid might include things like lumpy, knotty, or nodular. All of these terms describe a similar clustering or grouping of cells or objects, and can be used in place of the word botryoid in many contexts.