Did you by any chance mean unraised?
- adj. Not having arisen.
- un- + arisen (Wiktionary)
“Let us take to us, now that the white skies thrill with a moon unarisen, 75”
These user-created lists contain the word ‘unarisen’.
List of adjectives such as everduring that do not frequent common speech and writing. A continuation of my list Adjectival Arcana, which had grown to over 7700 words and had become far too cumbersome.
Looking for tweets for unarisen.