route vs Northwest Passage

route and Northwest Passage both are nouns.

Word	Noun	Adjective	Verb	Adverb
route	Yes	No	Yes	No
Northwest Passage	Yes	No	No	No

route (noun)	Northwest Passage (noun)
an open way (generally public) for travel or transportation	a water route between the Atlantic Ocean and the Pacific Ocean along the northern coast of North America; Europeans since the 16th century had searched for a short route to the Far East before it was successfully traversed by Roald Amundsen (1903-1906)
an established line of travel or access

route (verb)	Northwest Passage (verb)
send via a specific route
divert in a specified direction
send documents or materials to appropriate destinations