seating vs seating area

seating and seating area both are nouns.

Word	Noun	Adjective	Verb	Adverb
seating	Yes	No	No	No
seating area	Yes	No	No	No

As nouns, seating and seating area are synonyms defined as:

seating and seating area: an area that includes places where several people can sit

Other synonyms of seating include seating room, seats.

seating (noun)	seating area (noun)
the service of ushering people to their seats	an area that includes places where several people can sit
an area that includes places where several people can sit