Solitariness
Part of speech: noun
Definition: The state or quality of being solitary. The result or product of being solitary.
Loneliness
Part of speech: noun
Definition: An emotional state in which a person experiences a powerful feeling of emptiness and isolation.an instance of being lonely
Example sentence: I really love baseball. The guys and the game, and I love the challenge of describing things. The only thing I hate - and I know you have to be realistic and pay the bills in this life - is the loneliness on the road.