expiate

 
Pronunciation: /ˈɛkspɪeɪt/

verb

[with object]
  • make amends or reparation for (guilt or wrongdoing): their sins must be expiated by sacrifice

Derivatives

expiable

Pronunciation: /ˈɛkspɪəb(ə)l/
adjective

expiator

noun

expiatory

Pronunciation: /ˈɛkspɪət(ə)ri, ˌɛkspɪˈeɪt(ə)ri/
adjective

Origin:

late 16th century (in the sense 'end (rage, sorrow, etc.) by suffering it to the full'): from Latin expiat- 'appeased by sacrifice', from the verb expiare, from ex- 'out' + piare (from pius 'pious')