1. in a manner showing the effects of age or long use; in a worn-out or feeble way

Examples

• The old man walked decrepitly down the hallway, leaning heavily on his cane.
• The ancient building stood decrepitly, its walls crumbling and its roof sagging.
• She spoke decrepitly, her voice thin and wavering with age.
• The machinery operated decrepitly, making strange noises with each movement.
• He climbed the stairs decrepitly, pausing to catch his breath on each step.