muscae volitantes vs spots

muscae volitantes and spots both are nouns.

Word	Noun	Adjective	Verb	Adverb
muscae volitantes	Yes	No	No	No
spots	Yes	No	No	No

As nouns, muscae volitantes and spots are synonyms defined as:

muscae volitantes and spots: spots before the eyes caused by opaque cell fragments in the vitreous humor and lens

Other synonyms of muscae volitantes include floater, musca volitans.

muscae volitantes (noun)	spots (noun)
spots before the eyes caused by opaque cell fragments in the vitreous humor and lens	spots before the eyes caused by opaque cell fragments in the vitreous humor and lens