arcade vs passageway

arcade and passageway both are nouns.

Word	Noun	Adjective	Verb	Adverb
arcade	Yes	No	No	No
passageway	Yes	No	No	No

As nouns, passageway is a hypernym of arcade; that is, passageway is a word with a broader meaning than arcade:

arcade (noun)	passageway (noun)
a structure composed of a series of arches supported by columns	a passage between rooms or between buildings
a covered passageway with shops and stalls on either side	a path or channel or duct through or along which something may pass