condescendingness vs condescension

condescendingness and condescension both are nouns.

Word	Noun	Adjective	Verb	Adverb
condescendingness	Yes	No	No	No
condescension	Yes	No	No	No

As nouns, condescendingness and condescension are synonyms defined as:

condescendingness and condescension: affability to your inferiors and temporary disregard for differences of position or rank

condescendingness (noun)	condescension (noun)
affability to your inferiors and temporary disregard for differences of position or rank	the trait of displaying arrogance by patronizing those considered inferior
	affability to your inferiors and temporary disregard for differences of position or rank
	a communication that indicates lack of respect by patronizing the recipient