falter
/ˈfɔltər/
verb
- To lose strength or momentum; to become unsteady or weak.
- The runner began to falter in the last mile of the race.
- The economy started to falter after the sudden drop in oil prices.
- Her voice did not falter as she gave her speech.
- To hesitate or show uncertainty in action or speech.
- The soldier faltered for a moment before crossing the bridge.
- She never faltered in her commitment to the project.
- He faltered when asked to explain his decision.