white goods vs drygoods

white goods and drygoods both are nouns.

Word	Noun	Adjective	Verb	Adverb
white goods	Yes	No	No	No
drygoods	Yes	No	No	No

As nouns, drygoods is a hypernym of white goods; that is, drygoods is a word with a broader meaning than white goods:

white goods: drygoods for household use that are typically made of white cloth
drygoods: textiles or clothing and related merchandise

Other hypernyms of white goods include soft goods.

white goods (noun)	drygoods (noun)
drygoods for household use that are typically made of white cloth	textiles or clothing and related merchandise
large electrical home appliances (refrigerators or washing machines etc.) that are typically finished in white enamel