I read from demean to demijohn.

Dementia Praecox is definitely "disused" these days. 

https://en.wikipedia.org/wiki/Dementia_praecox

https://www.verywellmind.com/what-is-dementia-praecox-5181553

Our food that is grown from the ground is all due to Demeter:

https://en.wikipedia.org/wiki/Demeter

https://www.greekmythology.com/Other_Gods/Demeter/demeter.html ...