Anxious anticipation is a feeling of nervousness and excitement about something that is going to happen. There are several synonyms that can be used to describe this feeling. One is nervous expectancy, which conveys a sense of apprehension and waiting. Another is eager trepidation, which suggests both excitement and fear. A third option is edgy enthusiasm, which combines a sense of intense emotion with a touch of unease. Other synonyms for anxious anticipation include nervous excitement, jittery anticipation, and worried enthusiasm. Whatever word you choose, it's clear that this feeling is a powerful mix of emotions that can leave us on edge and eager for what's to come.