Canker

//ˈkæŋkɚ// noun, verb

Definitions

Noun
  1. 1
    A plant disease marked by gradual decay. countable, uncountable
  2. 2
    a pernicious and malign influence that is hard to get rid of wordnet
  3. 3
    A region of dead plant tissue caused by such a disease. countable, uncountable

    "Slightly sunken brown cankers of variable size and shape affect stem parts primarily below the soil line."

  4. 4
    an ulceration (especially of the lips or lining of the mouth) wordnet
  5. 5
    A worm or grub that destroys plant buds or leaves; cankerworm. countable, uncountable

    "loathsome canker lives in sweetest bud[…]"

Show 7 more definitions
  1. 6
    a fungal disease of woody plants that causes localized damage to the bark wordnet
  2. 7
    A corroding or sloughing ulcer; especially a spreading gangrenous ulcer or collection of ulcers in or about the mouth. countable, uncountable
  3. 8
    Anything which corrodes, corrupts, or destroys. countable, uncountable

    "the cankers of envy and faction"

  4. 9
    A kind of wild rose; the dog rose. countable, uncountable

    "To put down Richard, that ſweet louely Roſe, And plant this thorne, this canker Bullingbrooke?"

  5. 10
    An obstinate and often incurable disease of a horse's foot, characterized by separation of the horny portion and the development of fungoid growths. Usually resulting from neglected thrush. countable, uncountable
  6. 11
    An avian disease affecting doves, poultry, parrots and birds of prey, caused by Trichomonas gallinae. countable, uncountable
  7. 12
    A crab. Cornwall, countable, rare, uncountable

    "This Caſtoꝛ liueth by water and lande, he loueth to feede vpon Crabbes and Cankers of the Sea."

Verb
  1. 1
    To affect as a canker; to eat away; to corrode; to consume. transitive

    "Still onward winds the dreary way; / I with it; for I long to prove / No lapse of moons can canker Love, / Whatever fickle tongues may say."

  2. 2
    infect with a canker wordnet
  3. 3
    To infect or pollute; to corrupt. transitive
  4. 4
    become infected with a canker wordnet
  5. 5
    To waste away, grow rusty, or be oxidized, as a mineral. intransitive
Show 1 more definition
  1. 6
    To be or become diseased, or as if diseased, with canker; to grow corrupt; to become venomous. intransitive

    "as with age his body uglier grows, So his mind cankers."

Etymology

Etymology 1

From Middle English canker, cancre, from Old English cancer (“cancer; crab”), akin to Dutch kanker, Old High German chanchar. Ultimately from Latin cancer (“a cancer”). Doublet of cancer, a later borrowing from Latin, and chancre, which came through French.

Etymology 2

From Middle English cankren, from the noun (see above).

Next best steps

Mini challenge

Unscramble this word: canker