When it comes to understanding a topic or concept, there are various synonyms that can be used to convey the same message. Some of the common synonyms for "comes to understanding" include comprehends, grasps, perceives, discerns, and apprehends. These words all imply the act of gaining knowledge or insight into something. Another synonym could be "realizes", which suggests a moment of sudden understanding. It's important to choose the right synonym to accurately express the level of understanding being attained. Regardless of which synonym is used, the implication is always the same - the person has gained a deeper level of understanding about a subject.