A coup de 'etat.
The coup was meant to overthrow the government. The overthrow attempt did not work.
Another word for overthrow is defeat. Also the word destroy is another example. You could use the word seize as a synonym of the word overthrow.
revolution
Very sharp best fits the word razor sharp.
Vegetation.
Guillotine.
Carnivore.
Enumerating.
A mother.
"Useless"or trash
howitzer
chloroplast