canker
🇺🇸
/ˈkæŋkər/
🇬🇧
/ˈkæŋkə(r)/
A plant disease that rots the wood.
The canker had spread through the orchard, damaging many trees.
A diseased or injured spot on a plant.
The gardener treated the canker on the apple tree to prevent its spread.
A sore in the mouth.
The child had a canker sore that made eating painful.
A disease in pets' ears.
The veterinarian diagnosed a canker in the dog's ear.
A harmful influence that spreads.
Gossip is a canker that can quickly ruin reputations.