Warning, this verb may not exist. Conjugation is given as example.
Indicative
Present
I regret regret you regret regret he regret regrets we regret regret you regret regret they regret regret
Present continuous
I am regret regreting you are regret regreting he is regret regreting we are regret regreting you are regret regreting they are regret regreting
Preterite
I regret regreted you regret regreted he regret regreted we regret regreted you regret regreted they regret regreted
Preterite continuous
I was regret regreting you were regret regreting he was regret regreting we were regret regreting you were regret regreting they were regret regreting
Present perfect
I have regret regreted you have regret regreted he has regret regreted we have regret regreted you have regret regreted they have regret regreted
Present perfect continuous
I have been regret regreting you have been regret regreting he has been regret regreting we have been regret regreting you have been regret regreting they have been regret regreting
Pluperfect
I had regret regreted you had regret regreted he had regret regreted we had regret regreted you had regret regreted they had regret regreted
Pluperfect continuous
I had been regret regreting you had been regret regreting he had been regret regreting we had been regret regreting you had been regret regreting they had been regret regreting
Future
I will regret regret you will regret regret he will regret regret we will regret regret you will regret regret they will regret regret
Future continuous
I will be regret regreting you will be regret regreting he will be regret regreting we will be regret regreting you will be regret regreting they will be regret regreting
Future perfect
I will have regret regreted you will have regret regreted he will have regret regreted we will have regret regreted you will have regret regreted they will have regret regreted
Future perfect continuous
I will have been regret regreting you will have been regret regreting he will have been regret regreting we will have been regret regreting you will have been regret regreting they will have been regret regreting
Conditional
Present
I would regret regret you would regret regret he would regret regret we would regret regret you would regret regret they would regret regret
Present continuous
I would be regret regreting you would be regret regreting he would be regret regreting we would be regret regreting you would be regret regreting they would be regret regreting
Past
I would have regret regreted you would have regret regreted he would have regret regreted we would have regret regreted you would have regret regreted they would have regret regreted
Past continuous
I would have been regret regreting you would have been regret regreting he would have been regret regreting we would have been regret regreting you would have been regret regreting they would have been regret regreting