The crossword solution for the term 'THEY MAY BE SATURATED' is FATS, which is a four letter word. Fats are a type of macronutrient found in food that provide energy and essential fatty acids. They are an important part of a healthy diet, but can be unhealthy if consumed in excess. Fats can also be saturated or unsaturated, with saturated fats being solid at room temperature and having a higher risk of contributing to heart disease.