neighbour vs neighbourly

neighbour is a noun but neighbourly is not a noun.

Word	Noun	Adjective	Verb	Adverb
neighbour	Yes	No	Yes	No
neighbourly	No	Yes	No	No

neighbour (noun)	neighbourly (noun)
a nearby object of the same kind
a person who lives (or is located) near another

neighbour (adjective)	neighbourly (adjective)
	exhibiting the qualities expected in a friendly neighbor

neighbour (verb)	neighbourly (verb)
be located near or adjacent to
live or be located as a neighbor