wholeness vs unity

wholeness and unity both are nouns.

Word	Noun	Adjective	Verb	Adverb
wholeness	Yes	No	No	No
unity	Yes	No	No	No

As nouns, wholeness and unity are synonyms defined as:

wholeness and unity: an undivided or unbroken completeness or totality with nothing wanting

Other synonyms of wholeness include integrity.

wholeness (noun)	unity (noun)
an undivided or unbroken completeness or totality with nothing wanting	the quality of being united into one
a state of robust good health	the smallest whole number or a numeral representing this number
	an undivided or unbroken completeness or totality with nothing wanting