raincoat vs macintosh

raincoat and macintosh both are nouns.

Word	Noun	Adjective	Verb	Adverb
raincoat	Yes	No	No	No
macintosh	Yes	No	No	No

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

Other hyponyms of raincoat include Burberry, mac, mack, mackintosh, trench coat.

raincoat (noun)	macintosh (noun)
a water-resistant coat	a waterproof raincoat made of rubberized fabric
	a lightweight waterproof (usually rubberized) fabric