hors d'oeuvre
US /ˌɔːr ˈdɜːrv/
UK /ˌɔːr ˈdɜːrv/

1.
a small savory dish served as an appetizer before the main course
:
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We were served delicious hors d'oeuvres at the reception.
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The chef prepared a variety of elegant hors d'oeuvres for the event.