canker

Noun
  1. A fungal disease of woody plants that causes localized damage to the bark (synset 114302919)
    is a type of: plant disease - a disease that affects plants
  2. An ulceration (especially of the lips or lining of the mouth) (synset 114236241)
    is a type of: ulcer, ulceration - a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue
    same as: canker sore
  3. A pernicious and malign influence that is hard to get rid of (synset 105701634)
    "racism is a pestilence at the heart of the nation"; "according to him, I was the canker in their midst"
    is a type of: influence - a cognitive factor that tends to have an effect on what you do
    same as: pestilence
Verb
  1. Become infected with a canker (synset 200089827)
    is a type of: come down, sicken - get sick
  2. Infect with a canker (synset 200089725)
    is a type of: infect - communicate a disease to

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