Hesitation (noun)

1. The act or state of being uncertain or unwilling to take action or make a decision.
2. Feeling or showing reluctance or hesitation.

Origin:

The word "hesitation" comes from the latin word "haesitatio" which means "hesitation or uncertainty." it is used in the 16th century to describe the act or state of being uncertain or unwilling to take action.

Examples:

1. She spoke with hesitation.
2. He had no hesitation in accepting the job offer.
3. There was hesitation in her voice when she spoke.
4. The team's hesitation to take risks led to their defeat.
5. He overcame his hesitation and asked her to dance.