The noun excellence is a word that is almost never used in the plural (excellences), because it refers to a non-physical attribute. Other such words include obedience, creativity, and greatness.
The plural way to spell studio is studios.
The plural is cantaloupes.
The plural is roses.
The plural is "emeralds."
That is the correct spelling of "excellence" (superior state, greatness).
excelencia
The plural is resources.
The plural is cantaloupes.
The plural is hooves.
The plural is cherries.
The plural is roses.
The plural is "emeralds."
The plural way to spell studio is studios.
The plural is bridges.
That is the correct spelling of "excellence" (superior state, greatness).
The plural is "recesses".
The plural of "roar" is "roars".