present
I frighten
You frighten
He frightens
She frightens
It frightens
We frighten
They frighten
past
I frightened
You frightened
He frightened
She frightened
It frightened
We frightened
They frightened
future
I will frighten
You will frighten
He will frighten
She will frighten
It will frighten
We will frighten
They will frighten
conditional
I would frighten
You would frighten
He would frighten
She would frighten
It would frighten
We would frighten
They would frighten