join vs join

join and join both are nouns.

Word	Noun	Adjective	Verb	Adverb
join	Yes	No	Yes	No
join	Yes	No	Yes	No

join (noun)	join (noun)
a set containing all and only the members of two or more given sets	a set containing all and only the members of two or more given sets
the shape or manner in which things come together and a connection is made	the shape or manner in which things come together and a connection is made

join (verb)	join (verb)
make contact or come together	make contact or come together
cause to become joined or linked	cause to become joined or linked
become part of; become a member of a group or organization	become part of; become a member of a group or organization
come into the company of	come into the company of
be or become joined or united or linked	be or become joined or united or linked