1. canker, plant disease

usage: a fungal disease of woody plants that causes localized damage to the bark

2. canker, canker sore, ulcer, ulceration

usage: an ulceration (especially of the lips or lining of the mouth)

3. pestilence, canker, influence

usage: a pernicious and malign influence that is hard to get rid of; "racism is a pestilence at the heart of the nation"; "according to him, I was the canker in their midst"


1. canker, sicken, come down

usage: become infected with a canker

2. canker, infect

usage: infect with a canker

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See also: canker (Dictionary)