ancestral vs hereditary

ancestral and hereditary both are adjectives.

Word	Noun	Adjective	Verb	Adverb
ancestral	No	Yes	No	No
hereditary	No	Yes	No	No

As adjectives, ancestral and hereditary are synonyms defined as:

ancestral and hereditary: inherited or inheritable by established rules (usually legal rules) of descent

Other synonyms of ancestral include patrimonial, transmissible.

ancestral (adjective)	hereditary (adjective)
of or belonging to or inherited from an ancestor	occurring among members of a family usually by heredity
inherited or inheritable by established rules (usually legal rules) of descent	inherited or inheritable by established rules (usually legal rules) of descent