intone vs intonate

intone and intonate both are verbs.

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

As verbs, intone and intonate are synonyms defined as:

intone and intonate: recite with musical intonation; recite as a chant or a psalm

Other synonyms of intone include cantillate, chant.

As verbs, intone and intonate are synonyms defined as:

intone and intonate: speak carefully, as with rising and falling pitch or in a particular tone

intone (verb)	intonate (verb)
recite with musical intonation; recite as a chant or a psalm	recite with musical intonation; recite as a chant or a psalm
speak carefully, as with rising and falling pitch or in a particular tone	speak carefully, as with rising and falling pitch or in a particular tone
utter monotonously and repetitively and rhythmically