chirk vs vocalise

chirk and vocalise both are verbs.

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

As verbs, vocalise is a hypernym of chirk; that is, vocalise is a word with a broader meaning than chirk:

chirk: make a shrill creaking, squeaking, or noise, as of a door, mouse, or bird
vocalise: utter with vibrating vocal chords

Other hypernyms of chirk include sound, vocalize, voice.

chirk (verb)	vocalise (verb)
make a shrill creaking, squeaking, or noise, as of a door, mouse, or bird	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