When we start understanding or comprehending something, we use the phrase "begins to realise." However, there are many other words that can be used to express the same feeling. Some of the synonyms for "begins to realise" could include: starts to grasp, becomes aware, starts to comprehend, recognizes, picks up on, starts to perceive, becomes conscious of, begins to see, gets a glimmer of, and gets the picture. These words can help us convey our thoughts in a more creative and varied way. So, the next time you want to express your understanding of something, try using one of these synonyms to add variety and depth to your writing.