vocaliser vs vocalise

vocaliser is a noun but vocalise is not a noun.

Word	Noun	Adjective	Verb	Adverb
vocaliser	Yes	No	No	No
vocalise	No	No	Yes	No

vocaliser (noun)	vocalise (noun)
a person who sings
an organism that can utter vocal sounds

vocaliser (verb)	vocalise (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