unity vs indistinguishability

unity and indistinguishability both are nouns.

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

As nouns, indistinguishability is a hypernym of unity; that is, indistinguishability is a word with a broader meaning than unity:

Other hypernyms of unity include identicalness, identity.

unity (noun)	indistinguishability (noun)
the quality of being united into one	exact sameness
the smallest whole number or a numeral representing this number
an undivided or unbroken completeness or totality with nothing wanting