Grumose is a relatively uncommon adjective that means lumpy or granular, and it can be difficult to find suitable synonyms for this term. Some potential alternatives might include coagulated, clotted, curdled, congealed or gelatinous. Each of these words describes a substance with a similar texture or consistency as something that is grumose. Other possible synonyms for grumose could include gritty, rough, chunky, or crumbly, depending on the context in which the word is being used. Ultimately, the choice of synonym will depend on the author's intended meaning and the tone of their writing.