stern

adjective
1
serious and often showing that you do not approve of somebody/something; expecting somebody to obey you
سخت‌گیر, جدی, عبوس
synonym strict
2
serious and difficult
جدی, سختگیر, اکید, عبوس
a stern test of nerves
We face stern opposition.
noun
1
the back end of a ship or boat
پاشنه کشتی, عقب کشتی, انتهای قایق, عقب قایق, پشت قایق
compare bow [1], poop