obsequious

他对老板那种阿谀奉承的态度让其他员工都感到尴尬。

His ___obsequious attitude towards the boss made other employees feel awkward.

那位卑躬屈膝的服务员一边不断鞠躬，一边引着有钱的食客走向餐桌。

The ___obsequious waiter bowed repeatedly as he led the wealthy diners to their table.

那位阿谀奉承的学生对客座教授说的每个字都赞不绝口，希望拿到推荐信。

The ___obsequious student praised every word the visiting professor said, hoping to secure a recommendation letter.