If you are looking for synonyms for the word "Cal", you have several options. One common synonym is "Calorie", which refers to a unit of energy often used in nutrition and dieting. Another similar term is "kilojoule", which is another unit of energy used in some countries. "Calcium" is another word that sounds similar to "Cal", and it refers to a mineral that is essential for strong bones and other bodily functions. Finally, "calendar" is another word that has a similar sound but a completely different meaning, referring to a system used to organize events and dates throughout the year.