What is difference between solitude and loneliness?
There is a big difference between solitude and loneliness, loneliness is a negative state, marked by a sense of isolation. One feels that something is missing. ... Solitude is the state of being alone without being lonely. It is a positive and constructive state of engagement with oneself.
* More detailed description in:
What’s the Difference Between Solitude and Loneliness?
https://www.psychreg.org/difference-between-solitude-and-loneliness/