complacently
🇺🇸
/kəmˈpleɪsntli/
🇬🇧
/kəmˈpleɪsntli/
Feeling self-satisfied and not wanting to change anything
He complacently sat back in his chair, believing everything was going perfectly.
그는 모든 것이 완벽하게 진행되고 있다고 믿으며 만족스럽게 의자에 앉았다.