visitant vs company

visitant and company both are nouns.

Word	Noun	Adjective	Verb	Adverb
visitant	Yes	No	No	No
company	Yes	No	Yes	No

As nouns, company is a hyponym of visitant; that is, company is a word with a more specific, narrower meaning than visitant:

Other hyponyms of visitant include boulevardier, caller, guest, invitee, visiting fireman.

visitant (noun)	company (noun)
someone who visits	a social gathering of guests or companions
	an institution created to conduct business
	organization of performers and associated personnel (especially theatrical)
	small military unit; usually two or three platoons
	crew of a ship including the officers; the whole force or personnel of a ship
	a unit of firefighters including their equipment
	a band of people associated temporarily in some activity
	a social or business visitor
	the state of being with someone

visitant (verb)	company (verb)
	be a companion to somebody