1. to grow over or upon something, covering it with growth
2. to grow too large or too much
3. to grow beyond or surpass in size

Examples

• The ivy overgrows the old brick wall every summer.
• Weeds quickly overgrow the abandoned garden.
• The child overgrows his clothes within months.
• Moss overgrows the forest floor in the damp climate.
• The tumor overgrows healthy tissue if left untreated.
• Algae overgrows the pond when there’s too much sunlight.
• The younger brother overgrows his older sibling by age ten.