Unhewn
Part of speech: adjective
Definition: Not hewn.
Unfinished
Part of speech: adjective
Definition: not finished, not completed
Example sentence: A man who becomes conscious of the responsibility he bears toward a human being who affectionately waits for him, or to an unfinished work, will never be able to throw away his life. He knows the 'why' for his existence, and will be able to bear almost any 'how.'