The Spanish word "aceite" has several synonyms that can be used in different contexts depending on the specific meaning. For example, "óleo" is a more formal synonym that is commonly used in literature. "Grasa" refers to oil or fat from animals, and "manteca" is specifically used for animal fat used in cooking. "Aceitoso" is an adjective that refers to something oily or greasy. "Untuoso" is a more refined synonym that means unctuous or slippery, often used to describe a texture or consistency. Finally, "lubricante" is used to describe a lubricating oil or fluid. These synonyms provide a range of options to describe different types of oil and uses of the word "aceite.".