sun lounge vs sunroom

sun lounge and sunroom both are nouns.

Word	Noun	Adjective	Verb	Adverb
sun lounge	Yes	No	No	No
sunroom	Yes	No	No	No

As nouns, sun lounge and sunroom are synonyms defined as:

sun lounge and sunroom: a room enclosed largely with glass and affording exposure to the sun

Other synonyms of sun lounge include solarium, sun parlor, sun parlour, sun porch, sunporch.

sun lounge (noun)	sunroom (noun)
a room enclosed largely with glass and affording exposure to the sun	a room enclosed largely with glass and affording exposure to the sun