The term COKE, E.G. can be broken down into three crossword solutions: FUEL (4 letters), COLA (4 letters), and SODA (4 letters). FUEL is a broad term for any material that can be used to produce energy, such as gasoline or coal. COLA is a type of carbonated soft drink that is flavored with a syrup made from kola nuts, and is often associated with the brand Coca-Cola. SODA is another term for carbonated soft drinks, which are typically flavored with fruit juices or syrups. Coke, E.G. is an example of a carbonated soft drink, and is often used as a generic term for any type of cola.