sun parlor vs sun porch

sun parlor and sun porch both are nouns.

Word	Noun	Adjective	Verb	Adverb
sun parlor	Yes	No	No	No
sun porch	Yes	No	No	No

As nouns, sun parlor and sun porch are synonyms defined as:

sun parlor and sun porch: a room enclosed largely with glass and affording exposure to the sun

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

sun parlor (noun)	sun porch (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