obsequiously
🇺🇸
/əbˈsiːkwiəsli/
🇬🇧
/əbˈsiːkwiəsli/
in a way that is overly submissive or ingratiating
He always agreed with his boss, speaking obsequiously to avoid any conflict.
他總是和老闆意見一致,諂媚地說話以避免衝突。