visit vs visitor

visit and visitor both are nouns.

Word	Noun	Adjective	Verb	Adverb
visit	Yes	No	Yes	No
visitor	Yes	No	No	No

visit (noun)	visitor (noun)
the act of going to see some person in a professional capacity	someone who visits
the act of visiting in an official capacity (as for an inspection)
the act of going to see some person or place or thing for a short time
a temporary stay (e.g., as a guest)
a meeting arranged by the visitor to see someone (such as a doctor or lawyer) for treatment or advice

visit (verb)	visitor (verb)
assail
talk socially without exchanging too much information
impose something unpleasant
go to certain places as for sightseeing
come to see in an official or professional capacity
pay a brief visit
go to see a place, as for entertainment
stay with as a guest