footwear vs patten

footwear and patten both are nouns.

Word	Noun	Adjective	Verb	Adverb
footwear	Yes	No	No	No
patten	Yes	No	No	No

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

Other hyponyms of footwear include boot, clog, geta, sabot, flats, overshoe, shoe, carpet slipper, slipper.

footwear (noun)	patten (noun)
covering for a person's feet	footwear usually with wooden soles
clothing worn on a person's feet