intonate vs cantillate

intonate and cantillate both are verbs.

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

As verbs, intonate and cantillate are synonyms defined as:

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

Other synonyms of intonate include chant, intone.

intonate (verb)	cantillate (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