appertain (v.)

late 14c., "to belong as parts to the whole, or as members to a family or class, belong by association or attribution," from Anglo-French apartenir, Old French apartenir "be related to; be incumbent upon" (12c.), from Late Latin appertinere "to pertain to," from ad "to; completely" (see ad-) + pertinere "to belong to" (see pertain). Related: Appertained; appertaining.