1. Growing or protruding abnormally; forming an outgrowth or projection on a body or surface.
Usage: Often used in medical or biological contexts
2. Unnecessary or superfluous; not essential or integral to something.
Usage: Figurative use; common in literary and formal contexts

Examples

• The excrescent wart on his hand required medical attention.
• The architect removed the excrescent decorative elements to simplify the building's design.
• Excrescent growths on the tree trunk indicated disease.
• Critics argued that the subplot was excrescent and detracted from the main narrative.
• The excrescent bone formation was discovered during the X-ray examination.
• She viewed the additional requirements as excrescent bureaucracy.