Cosupervise is a verb that means to jointly or collaboratively supervise. The word is commonly used in academic or professional settings such as in research projects where two or more individuals are assigned to supervise or oversee a task or project. Synonyms for cosupervise include co-manage, co-direct, co-control, co-regulate, co-monitor, co-guide, co-mentor, co-tutor, and co-lead. All of these synonyms are relevant in situations involving shared responsibility, partnership, and collaboration. Using any of these alternatives can add variety and clarity to one's communication. It's good practice to choose the most appropriate synonym depending on the context of the sentence or statement.