windiness vs prolixness

windiness and prolixness both are nouns.

Word	Noun	Adjective	Verb	Adverb
windiness	Yes	No	No	No
prolixness	Yes	No	No	No

As nouns, windiness and prolixness are synonyms defined as:

Other synonyms of windiness include long-windedness, prolixity, wordiness.

windiness (noun)	prolixness (noun)
boring verbosity	boring verbosity
a mildly windy state of the air