This is the 11934th most frequent Russian word.
застрелить
To shoot (someone) dead.
The word "застрелить" in this context conveys the act of shooting and killing a target, specifically referring to a hunting scenario.
Он решил застрелить оленя во время охоты.
He decided to shoot the deer during the hunt.
Here, "застрелить" refers to the act of shooting someone in a combat or defensive situation.
Солдат при угрозе был вынужден застрелить врага.
The soldier had to shoot the enemy under threat.
In this sentence, "застрелить" implies an attempted violent act with a firearm aimed at a specific individual.