peerlessness vs matchlessness

peerlessness and matchlessness both are nouns.

Word	Noun	Adjective	Verb	Adverb
peerlessness	Yes	No	No	No
matchlessness	Yes	No	No	No

As nouns, peerlessness and matchlessness are synonyms defined as:

peerlessness and matchlessness: The state or condition of being matchless, of having no equal.

peerlessness (noun)	matchlessness (noun)
The state or condition of being matchless, of having no equal.	The state or condition of being matchless, of having no equal.