excitation

英[,eksaɪ'teɪʃ(ə)n] 美[,ɛksaɪ'teʃən]

1. the state of being emotionally aroused and worked up;

"his face was flushed with excitement and his hands trembled"

"he tried to calm those who were in a state of extreme inflammation"

2. the neural or electrical arousal of an organ or muscle or gland

3. something that agitates and arouses;

"he looked forward to the excitements of the day"