canker
Definitions
A necrotic, localized disease of woody plants that causes the bark to die and peel away.
A spreading, ulcerous sore, especially one occurring in the mouth.
A corrupting or destructive influence that spreads gradually.
Examples
The rose bush was slowly dying because of a persistent canker on its main stem.
Bitterness can act like a canker in the soul, destroying one's ability to find joy.
The dentist examined the painful canker sore inside my cheek and recommended a soothing rinse.
Synonyms
Antonyms
health wholesomeness purity perfection soundness integrity bloom