Pessimisticity 

A strong feeling that bad things are more likely to happen than good things.
Pessimisticity takes pessimism to another level! Very common among last year's Ph.D. students.

Relax Aizhan! You should handle your pessimisticity. You will find a job!

Pessimisticity by Mr. Wordwise October 12, 2022

pessimisticizing 

a verb, used when making someone or something pessimistic.

1. me: "you are pessimisticizing me!"

2. "stop pessimisticizing everything. it's not that bad".

pessimisticizing by ah leb April 6, 2009

Pessimistication 

The state of mind of pondering and committing pessimistic activity

Kevin you’re not being real and you’re in pessimistication.

Pessimistication by FayK115 March 11, 2024