Level 6 · word 17,523 of 20,000

irritability

/ˌɪrɪtəˈbɪlɪti/ American
  • n. 易怒
Definition
  • n. the tendency to become easily annoyed or angry
Example
Lack of sleep often causes irritability throughout the day.
睡眠不足常常会导致人一整天都容易烦躁。