appurtenance

noun5

1. •
   That which appertains to something else; a belonging, accompaniment, adjunct, appendage, attribute, or accessory ; an addition.

   • Indeed, that was as it should be; for she was only an appurtenance of my mattress, or self-acting bedstead on four castors. — 1879
2. •
   [in the plural] Equipment used for some specific task; gear.

   • Araminta, come I'll talk seriously to you now, could you but see vvith my Eyes the buffoonry of one Scene of Address, a Lover, set out with all his Equipage and Appurtenances; […] — 1693
3. •
   A subordinate interest in land which benefits a principal estate, which cannot be detached from or held separately to that estate; an appurtenant interest.

   • It is well settled that a water right may pass with land as an appurtenance thereto, or as a parcel thereof. — 1908
4. •
   The state or quality of being an appurtenance.

   • Thus, these two characteristics — appurtenance and the lack of need for any act of acquisition - go together and depend upon each other; one is merely looking at different facets of the same thing. — 1970
5. •
   A modifier that is appended or prepended to another word to coin a new word that expresses belonging.