All 5 Uses

denounce
in
Maggie: A Girl of the Streets
(Auto-generated)

He made heroic endeavors to keep on his legs, denounce his sister and consume a bit of orange peeling which he chewed between the times of his infantile orations.†
Chpt 2
He sat aloft and denounced their frantic leaps, plunges, dives and straddles.†
Chpt 4

denounced = strongly criticized or accused publicly OR (more rarely) informed against someone
If one of them rendered lines containing the most subtile distinctions between right and wrong, the gallery was immediately aware if the actor meant wickedness, and denounced him accordingly.†
Chpt 8
"Dey was damn jays," he said, denouncing the mother and brother.†
Chpt 12

denouncing = strongly criticizing or accusing publicly OR (more rarely) informing against someone
She was terrific in denunciation of the girl's wickedness.
Chpt 13 *

denunciation = strong criticism or public accusation

Definitions:

(1) (denounce)
to strongly criticize or accuse publicly

or more rarely: to inform against someone (turn someone into the authorities)
(2) (meaning too rare to warrant focus)
Much more rarely, denounce can indicate the termination of a treaty or other formal agreement.