soprano vs treble

soprano and treble both are nouns.

Word	Noun	Adjective	Verb	Adverb
soprano	Yes	Yes	No	No
treble	Yes	Yes	Yes	No

As adjectives, soprano and treble are synonyms defined as:

As nouns, soprano and treble are synonyms defined as:

soprano (noun)	treble (noun)
the pitch range of the highest female voice	the pitch range of the highest female voice
the highest female voice; the voice of a boy before puberty
a female singer with the highest vocal range of all the voice type

soprano (adjective)	treble (adjective)
having or denoting a high range	having or denoting a high range
	three times as great or many
	having three units or components or elements
	having more than one decidedly dissimilar aspects or qualities

soprano (verb)	treble (verb)
	increase threefold
	sing treble