white goods vs home appliance

white goods and home appliance both are nouns.

Word	Noun	Adjective	Verb	Adverb
white goods	Yes	No	No	No
home appliance	Yes	No	No	No

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

white goods: large electrical home appliances (refrigerators or washing machines etc.) that are typically finished in white enamel
home appliance: an appliance that does a particular job in the home

Other hypernyms of white goods include household appliance.

white goods (noun)	home appliance (noun)
drygoods for household use that are typically made of white cloth	an appliance that does a particular job in the home
large electrical home appliances (refrigerators or washing machines etc.) that are typically finished in white enamel