Present
I hearken
you hearken
he hearkens
we hearken
you hearken
they hearken

Perfect
I have hearkened
you have hearkened
he has hearkened
we have hearkened
you have hearkened
they have hearkened

Past
I hearkened
you hearkened
he hearkened
we hearkened
you hearkened
they hearkened

Pluperfect
I had hearkened
you had hearkened
he had hearkened
we had hearkened
you had hearkened
they had hearkened

Future
I will hearken
you will hearken
he will hearken
we will hearken
you will hearken
they will hearken

Future perfect
I will have hearkened
you will have hearkened
he will have hearkened
we will have hearkened
you will have hearkened
they will have hearkened

Present
I hearken
you hearken
he hearken
we hearken
you hearken
they hearken

Present
I have hearkened
you have hearkened
he have hearkened
we have hearkened
you have hearkened
they have hearkened

Imperfect
I hearkened
you hearkened
he hearkened
we hearkened
you hearkened
they hearkened

Pluperfect
I had hearkened
you had hearkened
he had hearkened
we had hearkened
you had hearkened
they had hearkened

Present
I would hearken
you would hearken
he would hearken
we would hearken
you would hearken
they would hearken

Perfect
I would have hearkened
you would have hearkened
he would have hearkened
we would have hearkened
you would have hearkened
they would have hearkened

you hearken
we Let's hearken
you hearken

Present
I am hearkening
you are hearkening
he is hearkening
we are hearkening
you are hearkening
they are hearkening

Perfect
I have been hearkening
you have been hearkening
he has been hearkening
we have been hearkening
you have been hearkening
they have been hearkening

Past
I was hearkening
you were hearkening
he was hearkening
we were hearkening
you were hearkening
they were hearkening

Pluperfect
I had been hearkening
you had been hearkening
he had been hearkening
we had been hearkening
you had been hearkening
they had been hearkening

Future
I will be hearkening
you will be hearkening
he will be hearkening
we will be hearkening
you will be hearkening
they will be hearkening

Future perfect
I will have been hearkening
you will have been hearkening
he will have been hearkening
we will have been hearkening
you will have been hearkening
they will have been hearkening

Present
I would be hearkening
you would be hearkening
he would be hearkening
we would be hearkening
you would be hearkening
they would be hearkening

Perfect
I would have been hearkening
you would have been hearkening
he would have been hearkening
we would have been hearkening
you would have been hearkening
they would have been hearkening