1. infected with canker; diseased or corrupted
Usage: often used of plants or wounds
2. morally corrupt or evil
Usage: literary or formal

Examples

• The cankered wound refused to heal properly.
• Cankered branches had to be pruned from the apple tree.
• His cankered soul showed no mercy to others.
• The cankered politics of the era bred distrust.
• She spoke with cankered bitterness about her past.
• The gardener removed all cankered parts of the rose bush.