The word "proteinic" is an adjective used to describe anything that is protein-rich or related to protein. Synonyms for this word may include "proteaceous," "protean," "proteiform," "proteolytic," or "proteiniferous." These words all carry a similar meaning to "proteinic" and can be used interchangeably. For example, a meal that is high in protein can be described as proteinaceous, while an organism that has the ability to change its shape or form can be described as protean. Additionally, a substance that breaks down proteins is proteolytic, and a plant that produces a lot of protein is proteiniferous. Using synonyms for "proteinic" can help to add variety and depth to your writing and allow you to more accurately describe the specific properties or qualities related to protein.