lowliness vs lowness

lowliness and lowness both are nouns.

Word	Noun	Adjective	Verb	Adverb
lowliness	Yes	No	No	No
lowness	Yes	No	No	No

As nouns, lowliness and lowness are synonyms defined as:

lowliness and lowness: a position of inferior status; low in station or rank or fortune or estimation

Other synonyms of lowliness include low status.

lowliness (noun)	lowness (noun)
a position of inferior status; low in station or rank or fortune or estimation	the quality of being low; lacking height
the state of being humble and unimportant	a low or small degree of any quality (amount or force or temperature etc.)
	a feeling of low spirits
	a position of inferior status; low in station or rank or fortune or estimation