Natatiumdeorsu

Natatiumdeorsu is a gender in the Scene System that is described as: You made a backward flip in the clear pool water and are now floating upside down underwater with your eyes closed, experiencing complete calm; just feeling the soft water and weightlessness.

History
The term was coined on June 24, 2021 by fandom user Kaitoprnc.

Etymology
Natatiumdeorsu comes from the latin roots "natatio" (floating,swimming) and "sursum deorsum" (upside down).