junction vs connecter

junction and connecter both are nouns.

Word	Noun	Adjective	Verb	Adverb
junction	Yes	No	No	No
connecter	Yes	No	No	No

As nouns, connecter is a hypernym of junction; that is, connecter is a word with a broader meaning than junction:

Other hypernyms of junction include connection, connective, connector, connexion.

junction (noun)	connecter (noun)
an act of joining or adjoining things	an instrumentality that connects
the place where two or more things come together
something that joins or connects
the shape or manner in which things come together and a connection is made
the state of being joined together