"Paternity" derives from the Latin word paternitas, meaning fatherhood or paternal relation.
Paternal (adjective) — refers to something related to or granted to a father, such as paternity leave, which is time off work allowed to fathers after the birth or adoption of a child.
Author’s Summary: The term "paternity" primarily means fatherhood or paternal lineage and can also describe rights, roles, or leave granted to fathers.