The crossword solution for the term 'ADD AROMA TO' is CENSE, which is a five-letter word. CENSE is a verb meaning to add a pleasant smell or aroma to something. It is often used in cooking and baking, where chefs and bakers will add spices, herbs, and other aromatics to their dishes to enhance the flavor. CENSE can also be used to describe adding a scent to a room or space, such as burning incense or using an essential oil diffuser.