I clutter you clutter he clutters we clutter you clutter they clutter
Present continuous
I am cluttering you are cluttering he is cluttering we are cluttering you are cluttering they are cluttering
Preterite
I cluttered you cluttered he cluttered we cluttered you cluttered they cluttered
Preterite continuous
I was cluttering you were cluttering he was cluttering we were cluttering you were cluttering they were cluttering
Present perfect
I have cluttered you have cluttered he has cluttered we have cluttered you have cluttered they have cluttered
Present perfect continuous
I have been cluttering you have been cluttering he has been cluttering we have been cluttering you have been cluttering they have been cluttering
Pluperfect
I had cluttered you had cluttered he had cluttered we had cluttered you had cluttered they had cluttered
Pluperfect continuous
I had been cluttering you had been cluttering he had been cluttering we had been cluttering you had been cluttering they had been cluttering
Future
I will clutter you will clutter he will clutter we will clutter you will clutter they will clutter
Future continuous
I will be cluttering you will be cluttering he will be cluttering we will be cluttering you will be cluttering they will be cluttering
Future perfect
I will have cluttered you will have cluttered he will have cluttered we will have cluttered you will have cluttered they will have cluttered
Future perfect continuous
I will have been cluttering you will have been cluttering he will have been cluttering we will have been cluttering you will have been cluttering they will have been cluttering
Conditional
Present
I would clutter you would clutter he would clutter we would clutter you would clutter they would clutter
Present continuous
I would be cluttering you would be cluttering he would be cluttering we would be cluttering you would be cluttering they would be cluttering
Past
I would have cluttered you would have cluttered he would have cluttered we would have cluttered you would have cluttered they would have cluttered
Past continuous
I would have been cluttering you would have been cluttering he would have been cluttering we would have been cluttering you would have been cluttering they would have been cluttering