What is that feeling when you feel peaceful but empty?

Solution 1:

'Removed' defined as: separate or remote in space, time, or character.

Etymology removed (v.) Early 14c., "move, take away, dismiss," from Old French removoir "move, stir; leave, depart; take away," from Latin removere "move back or away, take away, put out of view, subtract," from re- "back, away" (see re-) + movere "to move" (from PIE root *meue- "to push away"). Related: Removed; removing (www.etymonline.com › word › remove (https://www.etymonline.com/word/remove)

In use: I often feel removed from everything going on around me (https://ludwig.guru/s/i+feel+removed).