Indicative
Present Indefinite
I hiss
you hiss
he/she/it hisses
we hiss
you hiss
they hiss
Present Continuous
I am hissing
you are hissing
he/she/it is hissing
we are hissing
you are hissing
they are hissing
Present Perfect
I have hissed
you have hissed
he/she/it has hissed
we have hissed
you have hissed
they have hissed
Present Perfect Continuous
I have been hissing
you have been hissing
he/she/it has been hissing
we have been hissing
you have been hissing
they have been hissing
Past Indefinite
I hissed
you hissed
he/she/it hissed
we hissed
you hissed
they hissed
Past Continuous
I was hissing
you were hissing
he/she/it was hissing
we were hissing
you were hissing
they were hissing
Past Perfect
I had hissed
you had hissed
he/she/it had hissed
we had hissed
you had hissed
they had hissed
Past Perfect Continuous
I had been hissing
you had been hissing
he/she/it had been hissing
we had been hissing
you had been hissing
they had been hissing
Future Indefinite
I will hiss
you will hiss
he/she/it will hiss
we will hiss
you will hiss
they will hiss
Future Continuous
I will be hissing
you will be hissing
he/she/it will be hissing
we will be hissing
you will be hissing
they will be hissing
Future Perfect
I will have hissed
you will have hissed
he/she/it will have hissed
we will have hissed
you will have hissed
they will have hissed
Future Perfect Continuous
I will have been hissing
you will have been hissing
he/she/it will have been hissing
we will have been hissing
you will have been hissing
they will have been hissing
Conditional
Conditional Present
I would hiss
you would hiss
he/she/it would hiss
we would hiss
you would hiss
they would hiss
Conditional Present Continuous
I would be hissing
you would be hissing
he/she/it would be hissing
we would be hissing
you would be hissing
they would be hissing
Conditional Perfect
I would have hissed
you would have hissed
he/she/it would have hissed
we would have hissed
you would have hissed
they would have hissed
Conditional Perfect Continuous
I would have been hissing
you would have been hissing
he/she/it would have been hissing
we would have been hissing
you would have been hissing
they would have been hissing