
Verbo regular: lessen - lessened - lessened
| Presente | Presente continuo | Pretérito | Pretérito continuo | 
| I lessen you lessen he lessens we lessen you lessen they lessen | I am lessening you are lessening he is lessening we are lessening you are lessening they are lessening | I lessened you lessened he lessened we lessened you lessened they lessened | I was lessening you were lessening he was lessening we were lessening you were lessening they were lessening | 
| Presente perfecto | Presente perfecto continuo | Pluscuamperfecto | Pluscuamperfecto continuo | 
| I have lessened you have lessened he has lessened we have lessened you have lessened they have lessened | I have been lessening you have been lessening he has been lessening we have been lessening you have been lessening they have been lessening | I had lessened you had lessened he had lessened we had lessened you had lessened they had lessened | I had been lessening you had been lessening he had been lessening we had been lessening you had been lessening they had been lessening | 
| Futuro simple | Futuro continuo | Futuro perfecto | Futuro perfecto contínuo | 
| I will lessen you will lessen he will lessen we will lessen you will lessen they will lessen | I will be lessening you will be lessening he will be lessening we will be lessening you will be lessening they will be lessening | I will have lessened you will have lessened he will have lessened we will have lessened you will have lessened they will have lessened | I will have been lessening you will have been lessening he will have been lessening we will have been lessening you will have been lessening they will have been lessening | 
| Presente | Presente continuo | Passado | Passado continuo | 
| I would lessen you would lessen he would lessen we would lessen you would lessen they would lessen | I would be lessening you would be lessening he would be lessening we would be lessening you would be lessening they would be lessening | I would have lessened you would have lessened he would have lessened we would have lessened you would have lessened they would have lessened | I would have been lessening you would have been lessening he would have been lessening we would have been lessening you would have been lessening they would have been lessening | 
| Infinitivo | Imperativo | 
| Infinitivo | Imperativo | ||
| to lessen | lessen Let's lessen lessen | 
| Presente | Passado | ||
| lessening | lessened |