Cautionistic 

Cau-tion-istic/ˈkôSH(ə)n'istik
Adj.

1. a person whom is "cautiously unoptimistic" or both mildly optimistic and greatly pessimistic.

2. cautious to a fault.

Recognizing that he is growing older, he became cautionistic about the future.

Cautionistic by Lux Madison October 21, 2020

cautionista 

Someone overwhelmed by caution to their detriment. A crazy making person that cautions you about everything you do. Obsessive cautioner.

Once they had children her husband became a cautionista so she filed for divorce and custody of the kids, which he cautioned her against.

cautionista by markit November 26, 2013

Cautimistic 

The state of mind of being optimistic that something good is going to happen but mentally cautous so you do not get depressed if does not happen.

Keeley was cautimistic that she would get the new job she had appied just applied for.

Cautimistic by WordsmithWP June 26, 2009

Cautionist 

A person who exhibits excess need to fix the outcome that may occur that could be danger.

I left my drink on the roof and didn't move it because I'm not a big cautionist.

Cautionist by Lenny H. August 16, 2021