Digest is a word used to describe the process of breaking down food in the stomach and extracting nutrients from it. However, there are various different words that can be used a synonyms for digest. Some of the most common include: process, assimilate, absorb, metabolize, break down, decompose, dissolve and consume. Depending on the context in which it is being used, different words may be more appropriate than others. For example, when talking about the body's ability to absorb nutrients from food, using the words assimilate or absorb may be more suitable. On the other hand, when discussing the chemical reaction that occurs during digestion, words like break down, decompose or dissolve may be used instead.