grandiosities
The man thought he deserved grandiosity because he was the eldest.
(Grandiosity is the noun form of the adjective grandiose: impressively, often excessively grand or magnificent in style or scope.)The grandiosity of his plan overlooked several nearly insurmountable obstacles.The dictator is known for his grandiosity, not his ability to govern wisely.
"Buffers" would be the plural.
Flashes would be the plural of flash.
The English plural is terrariums. The Latin plural would be terraria.
The plural is Strausses. The plural possessive would be Strausses'.
There is no plural of Cayman, the plural for residents of Cayman would be Caymanians.
The plural of campanologist would be campanologists.
The plural of Luger would be Lugers.
The plural would be criteria.
He is a singular noun. They would be plural.
The plural is "recesses".