1. to be uncertain or undecided; to hesitate between choices
2. to move unsteadily back and forth; to shake or tremble
3. to become weak or unsteady; to begin to fail

Examples

• She began to waver in her decision to move abroad.
• His voice wavered with emotion as he spoke.
• The candle flame wavered in the breeze.
• Don’t waver now – stick to your plan.
• Her confidence never wavered during the interview.
• The old man’s steps wavered as he climbed the stairs.
• Support for the proposal began to waver after the debate.