Impatience (noun)

1. A feeling of restlessness or annoyance when something is delayed or not happening quickly enough.
2. A lack of patience, tolerance or forbearance.
3. The state or quality of being impatient.

Origin:

From the latin word "impatientia" meaning "lack of patience".

Examples:

1. His impatience with the slow progress of the project was evident.
2. Her impatience was palpable as she tapped her foot and looked at her watch.
3. The customer's impatience with the service was clear from the tone of his voice.
4. I could sense the impatience in his voice as he asked for the status update.
5. His impatience with the slow service led him to leave the restaurant without ordering.