There are several synonyms for the phrase "study at passionate" which can be used in different contexts. Some of these include "devouring knowledge," "intensely curious," "zealous researcher," "driven student," and "dedicated learner." Each of these synonyms highlights a different aspect of the act of studying with passion and can be used to convey a specific tone or meaning. For example, "devouring knowledge" suggests a voracious appetite for learning, while "zealous researcher" conveys a sense of focused determination. Each of these synonyms can be useful in different writing and speaking situations, helping to add nuance and emphasis to your message.