I do not decrease you do not decrease he does not decrease we do not decrease you do not decrease they do not decrease
Present continuous
I am not decreasing you are not decreasing he is not decreasing we are not decreasing you are not decreasing they are not decreasing
Preterite
I did not decrease you did not decrease he did not decrease we did not decrease you did not decrease they did not decrease
Preterite continuous
I was not decreasing you were not decreasing he was not decreasing we were not decreasing you were not decreasing they were not decreasing
Present perfect
I have not decreased you have not decreased he has not decreased we have not decreased you have not decreased they have not decreased
Present perfect continuous
I have not been decreasing you have not been decreasing he has not been decreasing we have not been decreasing you have not been decreasing they have not been decreasing
Pluperfect
I had not decreased you had not decreased he had not decreased we had not decreased you had not decreased they had not decreased
Pluperfect continuous
I had not been decreasing you had not been decreasing he had not been decreasing we had not been decreasing you had not been decreasing they had not been decreasing
Future
I will not decrease you will not decrease he will not decrease we will not decrease you will not decrease they will not decrease
Future continuous
I will not be decreasing you will not be decreasing he will not be decreasing we will not be decreasing you will not be decreasing they will not be decreasing
Future perfect
I will not have decreased you will not have decreased he will not have decreased we will not have decreased you will not have decreased they will not have decreased
Future perfect continuous
I will not have been decreasing you will not have been decreasing he will not have been decreasing we will not have been decreasing you will not have been decreasing they will not have been decreasing
Conditional
Present
I would not decrease you would not decrease he would not decrease we would not decrease you would not decrease they would not decrease
Present continuous
I would not be decreasing you would not be decreasing he would not be decreasing we would not be decreasing you would not be decreasing they would not be decreasing
Past
I would not have decreased you would not have decreased he would not have decreased we would not have decreased you would not have decreased they would not have decreased
Past continuous
I would not have been decreasing you would not have been decreasing he would not have been decreasing we would not have been decreasing you would not have been decreasing they would not have been decreasing
Imperative
Imperative
do not decrease Let's not decrease do not decrease