gladestestest 

(adjective) describes a mood of stable happiness, state of elation, the greatest form of glad

Just thinking of him made her gladestestest

gladestestest by whoami12ming May 10, 2018

Gladiestestist 

(Adjective) describes a mood of transfixed happiness, state of joyousness, the greatest form of glad

Listening to her mountain stories and her food fetishes made her the gladiestestist

Gladiestestist by HOVISLOVE January 6, 2019

gayestestest 

when you're somehow more gay than the gayer, gayest, gayester, gayestest, and gayestester people of all time.

You're gayestester!
No, you're the gayestestest!!

gayestestest by misfortunee November 8, 2023