also pendent noun
Etymology: Middle English pendaunt, from Anglo-French pendant, from present participle of pendre to hang, from Vulgar Latin *pendere, from Latin pendēre; akin to Latin pendere to weigh, estimate, pay, pondus weight
Date: 14th century
something suspended: as, an ornament (as on a necklace) allowed to hang free, an electrical fixture suspended from the ceiling, a hanging ornament of roofs or ceilings much used in the later styles of Gothic architecture, a length of line usually used as a connector on a boat or ship, pennant 1a,
5. companion piece , something secondary or supplementary