choleric

/ˈkɑlərɪk/
adjective
  1. Easily angered or bad-tempered; irritable.
    • Being stuck in traffic made him choleric, honking his horn repeatedly.
    • Her choleric boss would often lose his temper over small mistakes.
    • The choleric old man shouted at the children for playing near his garden.
  2. Relating to the bodily humor choler (yellow bile) in medieval medicine, believed to cause a hot-tempered personality.
    • The doctor described her as having a choleric constitution, prone to anger and impatience.
    • In ancient medicine, a choleric temperament was linked to an excess of yellow bile.
    • Medieval scholars believed a choleric person had a fiery and aggressive nature.
Antonyms
What does "choleric" mean? | whatsthatwordmean | whatsthatwordmean