invitatory vs invite

invitatory is not a noun while invite is a noun.

Word	Noun	Adjective	Verb	Adverb
invitatory	No	Yes	No	No
invite	Yes	No	Yes	No

invitatory (noun)	invite (noun)
	a colloquial expression for invitation

invitatory (adjective)	invite (adjective)
conveying an invitation

invitatory (verb)	invite (verb)
	ask someone in a friendly way to do something
	request the participation or presence of
	ask to enter
	express willingness to have in one's home or environs
	give rise to a desire by being attractive or inviting
	increase the likelihood of
	invite someone to one's house
	have as a guest