Definition of "cankering" [cankering]

• Present participle of canker. (verb)

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• "Love turned to hate and treachery, and bitter, cankering pain."
• "A cankering disease, due, it is believed, to the action of certain bacteria, presently seized upon it."
• "But it was too much to hope for a long-lasting federal law, if only because of the “cankering jealousy of the general government with which some of the states are so deeply affected.”"