It can be, rarely (a killing blow).The word killing is the present participle of the verb to kill, and may be a verb or a noun (gerund).
ahimsa
The organism that does the killing in predation is known as the predator. The organism that gets attacked is known as the prey.
chatting
Tony is a malefactor for killing his wife.
The killing of a king
king junvill ,, the king who made the word junel gwapo
A murderer; traitor; assassin; treason
what English king authorized the killing of gypsies?
The act of killing a king is known as regicide.
Macduff believes that Malcolm and Donalbain, the sons of King Duncan, are responsible for killing their father.
Regicide is the term for killing a monarch or king. It is considered a serious crime and historically has been punished harshly.
Regicide would be the specific term for killing a king. Assassination would also be appropriate for killing of any important figure, not just a king.
Regicide is the murder of a king. Kings are political figures so that qualifies.
by killing the king
Regicide
By killing the king currently in power