deservingness vs meritoriousness

deservingness and meritoriousness both are nouns.

Word	Noun	Adjective	Verb	Adverb
deservingness	Yes	No	No	No
meritoriousness	Yes	No	No	No

As nouns, deservingness and meritoriousness are synonyms defined as:

deservingness and meritoriousness: the quality of being deserving (e.g., deserving assistance)

Other synonyms of deservingness include merit.

deservingness (noun)	meritoriousness (noun)
the quality of being deserving (e.g., deserving assistance)	the quality of being deserving (e.g., deserving assistance)