mysteregas 

Fart odor

I walked into the room and was hit with mysteregas.

mysteregas by fairhavenjean February 10, 2014

mystereous

Unexplained phenomenon of binaural sound or three-dimensional vision.

For someone who up to now has only listened to simple/basic audio devices that are equipped with just a single speaker or earplug, two-channel audio may seem really mystereous at first.

mystereous by QuacksO December 13, 2021