The phrase "center of attraction" can be replaced by many synonyms to add variety to your writing. "Focal point," "main attraction," "heartthrob," "magnet," "eye-catcher," "crowd pleaser," and "pulling power" are some of the most commonly used synonyms. Other options might include "star," "drawing card," "headliner," "central point," "bellwether," "flagship," "lead actor," "highlight," "core feature," or "star performer." Using a variety of synonyms for "center of attraction" not only adds interest to your writing, it can also help you to avoid repetition.