Unviewed is a common word used to describe something that hasn't been seen yet. Fortunately, the English language offers a variety of synonyms to replace this word, making our language more diverse. Some of the synonyms for unviewed include unseen, unnoticed, unperceived, unobserved, unwatched, unexamined, and unexplored. Each of these words also carries a unique meaning that can add richness to a sentence. It is important to vary your vocabulary to avoid repetition and keep your writing fresh. So, instead of using the same words over and over, try using synonyms to add some diversity to your writing.