When it comes to expressing the concept of "becomes aware," there are several synonyms that can be used to offer a more nuanced description. One alternative phrase could be "realizes," which carries a connotation of sudden comprehension or understanding. Another option is "awakens to," which emphasizes the idea of a newfound awareness, like waking from a deep sleep. "Discovers" or "unveils" may be suitable synonyms if conveying a sense of revelation is desired. Finally, "perceives" could be utilized to describe the act of sensing something for the first time, which is similar to becoming aware. Each of these synonyms adds unique shades of meaning that can help create a richer expression of the intended thought.