vocalizer vs vocalize

vocalizer is a noun but vocalize is not a noun.

Word	Noun	Adjective	Verb	Adverb
vocalizer	Yes	No	No	No
vocalize	No	No	Yes	No

vocalizer (noun)	vocalize (noun)
a person who sings
an organism that can utter vocal sounds

vocalizer (verb)	vocalize (verb)
	pronounce as a vowel
	express or state clearly
	utter with vibrating vocal chords
	utter speech sounds
	sing (each note a scale or in a melody) with the same vowel