clerk A2

/klɝk/ an employee who performs clerical work, such as keeps records or accounts

coup C1

/ku/ A quick, brilliant, and highly successful act.

calamity C2

/kəˈlæmɪti/ an event resulting in great loss and misfortune

calamitous C2

/kəˈlæmətəs/ Causing or involving calamity; disastrous.