| 释义 | 
		  canker /kangˈkər/     noun- An ulcer
 - Ulceration
 - A fungal disease in trees and shrubs
 - Inflammation in horses' feet
 - Irritation and ulceration in dogs' and cats' ears
 - An abscess or ulcer in birds
 - Anything that corrupts, consumes, irritates or decays
 - A cankerworm
 - A dog rose (Shakespeare)
       transitive verb- To eat into, corrupt or destroy
 - To infect or pollute
 - To make sour and ill-conditioned
       intransitive verb- To grow corrupt
 - To decay
     ORIGIN: L cancer a crab   cankˈered  adjective - Malignant, soured, crabbed
 - Corroded (obsolete)
 - Polluted (obsolete)
    cankˈeredly  adverb  cankˈeredness  noun  cankˈerous  adjective  Corroding like a canker  cankˈery  adjective - Affected with canker
 - Crabbed (Scot)
      cankˈerworm  noun  A larva that feeds on and destroys plants, esp fruit    |