"intoned" in the verb sense
1. tone, chant, intone
utter monotonously and repetitively and rhythmically
"The students chanted the same slogan over and over again"
2. chant, intone, intonate, cantillate
recite with musical intonation recite as a chant or a psalm
"The rabbi chanted a prayer"
3. intonate, intone
speak carefully, as with rising and falling pitch or in a particular tone
"please intonate with sadness"
"intoned" in the adjective sense
1. chantlike, intoned, singsong
uttered in a monotonous cadence or rhythm as in chanting
"their chantlike intoned prayers"
"a singsong manner of speaking"
Source: WordNet® (An amazing lexical database of English)
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