A plural noun is a word for two or more persons, places, or things. Some examples are:
"Symphonies" typically refer to complex musical compositions played by an orchestra, often consisting of multiple movements that showcase a variety of instruments and musical themes. They are known for their grandeur, depth, and expressive qualities.
əˈpendij/nounplural noun: appendages(often with negative or pejorative connotations) a thing that is added or attached to something larger or more important."they treat Scotland as a mere appendage of England"synonyms: addition, attachment, adjunct, addendum, appurtenance, accessory "I am not just an appendage to the family"Biologya projecting part of an invertebrate or other living organism, with a distinct appearance or function.
fa·cil·i·tyfəˈsilədē/nounplural noun: facilities1. space or equipment necessary for doing something."cooking facilities"synonyms: provision, space, means, potential, equipment More "parking facilities"amenity, resource, service, advantage, convenience, benefit"a wealth of local facilities"establishment, center, place, station, location, premises, site, post, base;informaljoint, outfit, setup"a medical facility"an amenity or resource, especially one connected with leisure or hygiene. "facilities include two swimming pools"a public restroom. plural noun: the facilitiessynonyms: washroom, toilet, restroom, bathroom "the facilities consisted of an old wooden outhouse"an establishment set up to fulfill a particular function or provide a particular service, typically an industrial or medical one. "a manufacturing facility"an option or service that gives the opportunity to do or benefit from something. "the program includes a help facility and interactive windows"2. an ability to do or learn something well and easily; a natural aptitude."he had a facility for languages"