Infinitive: to rumble
Participle: rumbled
Gerund: rumbling
Present
I rumble
you rumble
he rumbles
we rumble
you rumble
they rumble
Perfect
I have rumbled
you have rumbled
he has rumbled
we have rumbled
you have rumbled
they have rumbled
Past
I rumbled
you rumbled
he rumbled
we rumbled
you rumbled
they rumbled
Pluperfect
I had rumbled
you had rumbled
he had rumbled
we had rumbled
you had rumbled
they had rumbled
Future
I will rumble
you will rumble
he will rumble
we will rumble
you will rumble
they will rumble
Future perfect
I will have rumbled
you will have rumbled
he will have rumbled
we will have rumbled
you will have rumbled
they will have rumbled
Present
I rumble
you rumble
he rumble
we rumble
you rumble
they rumble
Present
I have rumbled
you have rumbled
he have rumbled
we have rumbled
you have rumbled
they have rumbled
Imperfect
I rumbled
you rumbled
he rumbled
we rumbled
you rumbled
they rumbled
Pluperfect
I had rumbled
you had rumbled
he had rumbled
we had rumbled
you had rumbled
they had rumbled
Present
I would rumble
you would rumble
he would rumble
we would rumble
you would rumble
they would rumble
Perfect
I would have rumbled
you would have rumbled
he would have rumbled
we would have rumbled
you would have rumbled
they would have rumbled
you rumble
we Let's rumble
you rumble
Present
I am rumbling
you are rumbling
he is rumbling
we are rumbling
you are rumbling
they are rumbling
Perfect
I have been rumbling
you have been rumbling
he has been rumbling
we have been rumbling
you have been rumbling
they have been rumbling
Past
I was rumbling
you were rumbling
he was rumbling
we were rumbling
you were rumbling
they were rumbling
Pluperfect
I had been rumbling
you had been rumbling
he had been rumbling
we had been rumbling
you had been rumbling
they had been rumbling
Future
I will be rumbling
you will be rumbling
he will be rumbling
we will be rumbling
you will be rumbling
they will be rumbling
Future perfect
I will have been rumbling
you will have been rumbling
he will have been rumbling
we will have been rumbling
you will have been rumbling
they will have been rumbling
Present
I would be rumbling
you would be rumbling
he would be rumbling
we would be rumbling
you would be rumbling
they would be rumbling
Perfect
I would have been rumbling
you would have been rumbling
he would have been rumbling
we would have been rumbling
you would have been rumbling
they would have been rumbling