irritable

(s) easily irritated or annoyed
- an incorrigibly fractious young man
- not the least nettlesome of his countrymen
peevish, pettish, petulant, techy, testy, tetchy, cranky, fractious, nettlesome, peckish, scratchy,
(s) abnormally sensitive to a stimulus
(s) capable of responding to stimuli excitable,

peevish pettish petulant techy testy tetchy cranky fractious nettlesome peckish scratchy excitable

irritably

irritable bowel syndrome