The Clue Aroma, e.g.
The Answer LURE
The word "lure" can refer to something that attracts or entices, similar to how an aroma can draw people in. Just like a pleasant smell can make someone want to come closer, a lure can be used to catch someone's attention. In this way, both an aroma and a lure serve to entice or attract. Therefore, "lure" fits well as an answer to the clue "Aroma, e.g."