solarium vs sunporch

solarium and sunporch both are nouns.

Word	Noun	Adjective	Verb	Adverb
solarium	Yes	No	No	No
sunporch	Yes	No	No	No

As nouns, solarium and sunporch are synonyms defined as:

solarium and sunporch: a room enclosed largely with glass and affording exposure to the sun

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

solarium (noun)	sunporch (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