celebratory
🇺🇸
/ˈseləbrətɔːri/
🇬🇧
/ˌseləˈbreɪtəri/
Something that is done to show you are happy about an event or achievement.
They had a celebratory cake to mark the anniversary of their company.
그들은 회사의 주년을 축하하기 위해 축하 케이크를 만들었습니다.