Very light vs Very-light

Very light and Very-light both are nouns.

Word	Noun	Adjective	Verb	Adverb
Very light	Yes	No	No	No
Very-light	Yes	No	No	No

As nouns, Very light and Very-light are synonyms defined as:

Very light (noun)	Very-light (noun)
a colored flare fired from a Very pistol	a colored flare fired from a Very pistol