1. comparative form of feeble; weaker, less strong, or less effective

Examples

• His voice grew feebler as the illness progressed.
• The old battery provided an even feebler signal than before.
• She made a feebler attempt at the high jump on her second try.
• The feebler excuse didn’t convince anyone.
• The patient’s pulse became feebler throughout the night.
• His feebler arguments failed to persuade the jury.