posset

 
Pronunciation: /ˈpɒsɪt/

noun

historical
  • a drink made of hot milk curdled with ale, wine, or other alcohol and typically flavoured with spices.

verb (possets, possetting, possetted)

[no object]
  • (of a baby) regurgitate curdled milk: bless its little heart, it’s possetting again

Origin:

late Middle English: of unknown origin. The verb is first recorded in English dialect in the late 19th century