Regular verb: alter alter - alter altered - alter altered
Warning, this verb may not exist. Conjugation is given as example.
Indicative
Present
I alter alter you alter alter she alter alters we alter alter you alter alter they alter alter
Present continuous
I am alter altering you are alter altering she is alter altering we are alter altering you are alter altering they are alter altering
Preterite
I alter altered you alter altered she alter altered we alter altered you alter altered they alter altered
Preterite continuous
I was alter altering you were alter altering she was alter altering we were alter altering you were alter altering they were alter altering
Present perfect
I have alter altered you have alter altered she has alter altered we have alter altered you have alter altered they have alter altered
Present perfect continuous
I have been alter altering you have been alter altering she has been alter altering we have been alter altering you have been alter altering they have been alter altering
Pluperfect
I had alter altered you had alter altered she had alter altered we had alter altered you had alter altered they had alter altered
Pluperfect continuous
I had been alter altering you had been alter altering she had been alter altering we had been alter altering you had been alter altering they had been alter altering
Future
I will alter alter you will alter alter she will alter alter we will alter alter you will alter alter they will alter alter
Future continuous
I will be alter altering you will be alter altering she will be alter altering we will be alter altering you will be alter altering they will be alter altering
Future perfect
I will have alter altered you will have alter altered she will have alter altered we will have alter altered you will have alter altered they will have alter altered
Future perfect continuous
I will have been alter altering you will have been alter altering she will have been alter altering we will have been alter altering you will have been alter altering they will have been alter altering
Conditional
Present
I would alter alter you would alter alter she would alter alter we would alter alter you would alter alter they would alter alter
Present continuous
I would be alter altering you would be alter altering she would be alter altering we would be alter altering you would be alter altering they would be alter altering
Past
I would have alter altered you would have alter altered she would have alter altered we would have alter altered you would have alter altered they would have alter altered
Past continuous
I would have been alter altering you would have been alter altering she would have been alter altering we would have been alter altering you would have been alter altering they would have been alter altering