solitariness
noun /ˈsɒlətrinəs/
/ˈsɑːləterinəs/
[uncountable]- the fact of being alone, without other people synonym loneliness (2)
- She loved family life and dreaded the solitariness of her new position.
- pleasure in being alone; the fact of frequently spending time alone
- Even as a boy he was given to solitariness.