(psychology) a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic

cause annoyance in; disturb, especially by minor irritations

make nervous or agitated

to cause inconvenience or discomfort to

an experience that is irritating or frustrating or disappointing

a state of irritation or annoyance

a minor annoyance

a lack of patience; irritation with anything that causes delay

a state of agitated irritation