origin vs ancestry

origin and ancestry both are nouns.

Word	Noun	Adjective	Verb	Adverb
origin	Yes	No	No	No
ancestry	Yes	No	No	No

As nouns, ancestry is a hypernym of origin; that is, ancestry is a word with a broader meaning than origin:

Other hypernyms of origin include derivation, filiation, lineage.

As nouns, origin and ancestry are synonyms defined as:

origin (noun)	ancestry (noun)
properties attributable to your ancestry	inherited properties shared with others of your bloodline
the point of intersection of coordinate axes; where the values of the coordinates are all zero	the hereditary derivation of an individual
an event that is a beginning; a first part or stage of subsequent events
the hereditary derivation of an individual
the place where something begins, where it springs into being
the source of something's existence or from which it derives or is derived