a gangrenous or ulcerous sore, esp. in the mouth.

a disease affecting horses' feet, usually the soles, characterized by a foul-smelling exudate.

a defined area of diseased tissue, esp. in woody stems.

something that corrodes, corrupts, destroys, or irritates.

Also called canker rose. British Dialect . dog rose.

to infect with canker.

to corrupt; destroy slowly.

to become infected with or as if with canker.

noun

bane , blight , blister , boil , cancer , corrosion , corruption , lesion , rot , scourge , smutch , sore , ulcer , contagion , toxin , venom , virus

verb

animalize , bestialize , consume , corrode , debase , debauch , demoralize , deprave , embitter , envenom , inflict , pervert , poison , pollute , rot , ruin , scourge , sore , stain , ulcer , vitiate , infect , bastardize , brutalize , warp , boil , cancer , corrupt , decay , lesion , tarnish