familial, genetic, hereditary, inherited, transmitted, transmissible -- (occurring among members of a family usually by heredity; "an inherited disease"; "familial traits"; "genetically transmitted features")
ancestral, hereditary, patrimonial, transmissible -- (inherited or inheritable by established rules (usually legal rules) of descent; "ancestral home"; "ancestral lore"; "hereditary monarchy"; "patrimonial estate"; "transmissible tradition")