Definitions by MattMuz

Foul cloud 

The pocket of air following a person breaking wind

He was nearly sick when he walking into the foul cloud from Mich's fart

Foul cloud by MattMuz September 25, 2020

Festerpool 

To think about multiple negative thoughts creating a festerpool of negativity resulting in situations appearing far worse.
A festerpool of high emotions can result in riots.

A person was upset due to debts building up, their mind began to pile all theirs worries creating a festerpool of depression.

Festerpool by MattMuz September 22, 2020