Windsors vs John Lennon eyeglasses

Windsors and John Lennon eyeglasses both are nouns.

Word	Noun	Adjective	Verb	Adverb
Windsors	Yes	No	No	No
John Lennon eyeglasses	Yes	No	No	No

As nouns, Windsors and John Lennon eyeglasses are synonyms defined as:

Windsors and John Lennon eyeglasses: Eyeglasses with round frames, popularized by John Lennon.

Other synonyms of Windsors include Lennon Specs, Windsor eyeglasses, Windsor spectacles.

Windsors (noun)	John Lennon eyeglasses (noun)
Eyeglasses with round frames, popularized by John Lennon.	Eyeglasses with round frames, popularized by John Lennon.