Antonyms for the phrase "makes conversant with" would be terms such as unfamiliarize, confuse, perplex, bewilder, and disorient. To unfamiliarize someone means to make them unaware or ignorant of a topic or subject. Confusing someone involves creating a lack of clarity or understanding in their mind, leading to further questions or misunderstandings. Perplexing someone means to make them feel puzzled, unsure, and uncertain about a topic. Bewilderment causes a feeling of disorientation and lack of direction. Finally, disorienting someone means to cause them to lose their bearings or sense of direction, leading to a feeling of confusion or uncertainty. These antonyms denote the opposite of "makes conversant with," making someone aware, knowledgeable, and informed about a subject.