present
I interfere
You interfere
He interferes
She interferes
It interferes
We interfere
They interfere
past
I interfered
You interfered
He interfered
She interfered
It interfered
We interfered
They interfered
future
I will interfere
You will interfere
He will interfere
She will interfere
It will interfere
We will interfere
They will interfere
conditional
I would interfere
You would interfere
He would interfere
She would interfere
It would interfere
We would interfere
They would interfere