weaken

word

Definition

To make something or someone less strong, less effective, or less powerful.

Usage & Nuances

Often used with abstract concepts ('weaken an argument', 'weaken someone's resolve') and physical strength ('weaken muscles'). Can be both transitive ('stress can weaken the body') and intransitive ('her voice weakened'). Formal in tone; informal alternatives: 'wear down', 'sap'.

Example Sentences

Over time, rust will weaken the metal.

basic

His voice began to weaken after hours of talking.

basic

The scandal seriously weakened her chances of winning the election.

natural

Stress can weaken your focus and make it hard to concentrate.

natural

If you keep avoiding practice, your skills will weaken over time.

natural

Cold weather can weaken your immune system.

basic