present
I overthrow
You overthrow
He overthrows
She overthrows
It overthrows
We overthrow
They overthrow
past
I overthrew
You overthrew
He overthrew
She overthrew
It overthrew
We overthrew
They overthrew
future
I will overthrow
You will overthrow
He will overthrow
She will overthrow
It will overthrow
We will overthrow
They will overthrow
conditional
I would overthrow
You would overthrow
He would overthrow
She would overthrow
It would overthrow
We would overthrow
They would overthrow