passage vs selection

passage and selection both are nouns.

Word	Noun	Adjective	Verb	Adverb
passage	Yes	No	No	No
selection	Yes	No	No	No

As nouns, selection is a hyponym of passage; that is, selection is a word with a more specific, narrower meaning than passage:

passage (noun)	selection (noun)
a journey usually by ship	the act of choosing or selecting
the passing of a law by a legislative body	the person or thing chosen or selected
the act of passing something to another person	a passage selected from a larger work
the act of passing from one state or place to the next	an assortment of things from which a choice can be made
a bodily reaction of changing from one place or stage to another	a natural process resulting in the evolution of organisms best adapted to the environment
a way through or along which someone or something may pass
a path or channel or duct through or along which something may pass
a section of text; particularly a section of medium length
a short section of a musical composition
the motion of one object relative to another