Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun canker

3 senses of canker

Sense 1
canker -- (a fungal disease of woody plants that causes localized damage to the bark)
       => plant disease -- (a disease that affects plants)

Sense 2
canker, canker sore -- (an ulceration (especially of the lips or lining of the mouth))
       => ulcer, ulceration -- (a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue)

Sense 3
pestilence, canker -- (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")
       => influence -- (a cognitive factor that tends to have an effect on what you do; "her wishes had a great influence on his thinking")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb canker

2 senses of canker

Sense 1
canker -- (become infected with a canker)
       => sicken, come down -- (get sick; "She fell sick last Friday, and now she is in the hospital")

Sense 2
canker -- (infect with a canker)
       => infect -- (communicate a disease to; "Your children have infected you with this head cold")