plethora vs embarrassment

plethora and embarrassment both are nouns.

Word	Noun	Adjective	Verb	Adverb
plethora	Yes	No	No	No
embarrassment	Yes	No	No	No

As nouns, plethora and embarrassment are synonyms defined as:

Other synonyms of plethora include overplus, superfluity.

plethora (noun)	embarrassment (noun)
extreme excess	extreme excess
	some event that causes someone to be embarrassed
	the shame you feel when your inadequacy or guilt is made public
	the state of being embarrassed (usually by some financial inadequacy)