auto-da-fé
Concise Oxford English Dictionary © 2008 Oxford University Press:
auto-da-fé /ˌɔːtəʊdɑːˈfeɪ/
▶noun (pl. autos-da-fé /ˌɔːtəʊz-/) the burning of a heretic by the Spanish Inquisition.
– origin C18: from Port., lit. ‘act of the faith’.
'auto-da-fé' also found in these Oxford entries:

