The term "un-awake" describes someone who is not awake, alert, or aware. Some possible synonyms for this term could include "unconscious," "asleep," "comatose," "numb," "tranquilized," or "sedated." Other options might include "unresponsive," "unaware," "drowsy," "stupefied," or "languid." Depending on the context in which the term is being used, there may be other synonyms that would be more appropriate. For example, if someone is not awake because they are lost in thought or daydreaming, the term "absent-minded" or "preoccupied" could be used instead. Overall, there are many possible synonyms for "un-awake," each of which conveys a slightly different meaning or nuance.