"Study at unbelief" can be described using various synonyms that articulate the act of examining disbelief in a certain topic or subject. One possible synonym is "research skepticism," which involves investigating the validity and reliability of claims and assertions. Another synonym is "analyze doubt," wherein one dissects the reasons behind uncertainty or hesitation in accepting a proposition. "Explore disbelief" is another synonym that implies a thorough and systematic inquiry into the roots and causes of doubt. "Examine skepticism" and "investigate uncertainty" are also possible synonyms for studying at unbelief, both of which imply a rigorous and inquisitive approach to probing skeptical perspectives. Ultimately, all these synonyms highlight the importance of intellectual curiosity, open-mindedness, and critical thinking when it comes to examining doubtful beliefs.