appetizer
US /ˈæp.ə.taɪ.zɚ/
UK /ˈæp.ə.taɪ.zɚ/

1.
a small dish of food or a drink taken before a meal or the main course of a meal to stimulate one's appetite
:
•
We ordered spring rolls as an appetizer.
•
The chef prepared a delicious shrimp cocktail as an appetizer.