intone vs verbalise

intone and verbalise both are verbs.

Word	Noun	Adjective	Verb	Adverb
intone	No	No	Yes	No
verbalise	No	No	Yes	No

As verbs, verbalise is a hypernym of intone; that is, verbalise is a word with a broader meaning than intone:

Other hypernyms of intone include mouth, speak, talk, utter, verbalize.

intone (verb)	verbalise (verb)
recite with musical intonation; recite as a chant or a psalm	convert into a verb
speak carefully, as with rising and falling pitch or in a particular tone	express in speech
utter monotonously and repetitively and rhythmically	be verbose
	articulate; either verbally or with a cry, shout, or noise