join vs tie

join and tie both are nouns.

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

As verbs, tie is a hypernym of join; that is, tie is a word with a broader meaning than join:

Other hypernyms of join include connect, link, link up.

As verbs, tie is a hypernym of join; that is, tie is a word with a broader meaning than join:

Other hypernyms of join include connect, link, link up.

join (noun)	tie (noun)
a set containing all and only the members of two or more given sets	a cord (or string or ribbon or wire etc.) with which something is tied
the shape or manner in which things come together and a connection is made	neckwear consisting of a long narrow piece of material worn (mostly by men) under a collar and tied in knot at the front
	a horizontal beam used to prevent two other structural members from spreading apart or separating
	one of the cross braces that support the rails on a railway track
	a fastener that serves to join or connect
	(music) a slur over two notes of the same pitch; indicates that the note is to be sustained for their combined time value
	the finish of a contest in which the score is tied and the winner is undecided
	equality of score in a contest
	a social or business relationship

join (verb)	tie (verb)
make contact or come together	form a knot or bow in
cause to become joined or linked	limit or restrict to
become part of; become a member of a group or organization	finish a game with an equal number of points, goals, etc.
come into the company of	fasten or secure with a rope, string, or cord
be or become joined or united or linked	connect, fasten, or put together two or more pieces
	unite musical notes by a tie
	make by tying pieces together
	perform a marriage ceremony
	create social or emotional ties