laundry vs launderette

laundry and launderette both are nouns.

Word	Noun	Adjective	Verb	Adverb
laundry	Yes	No	No	No
launderette	Yes	No	No	No

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

laundry: workplace where clothes are washed and ironed
launderette: a self-service laundry (service mark Laundromat) where coin-operated washing machines are available to individual customers

Other hyponyms of laundry include Laundromat, washhouse.

laundry (noun)	launderette (noun)
workplace where clothes are washed and ironed	a self-service laundry (service mark Laundromat) where coin-operated washing machines are available to individual customers
garments or white goods that can be cleaned by laundering