
Verbo regular: lessen - lessened - lessened
Presente | Presente contínuo | Pretérito | Preterito contínuo | 
| I lessen you lessen he lessens we lessen you lessen they lessen  | I'm lessening you're lessening he's lessening we're lessening you're lessening they're 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 perfeito | Presente perfeito contínuo | Mais perfeito | Contínuo mais perfeito | 
| I've lessened you've lessened he's lessened we've lessened you've lessened they've lessened  | I've been lessening you've been lessening he's been lessening we've been lessening you've been lessening they've been lessening  | I'd lessened you'd lessened he'd lessened we'd lessened you'd lessened they'd lessened  | I'd been lessening you'd been lessening he'd been lessening we'd been lessening you'd been lessening they'd been lessening  | 
Futuro | Futuro contínuo | futuro perfeito | futuro perfeito contínuo | 
| I'll lessen you'll lessen he'll lessen we'll lessen you'll lessen they'll lessen  | I'll be lessening you'll be lessening he'll be lessening we'll be lessening you'll be lessening they'll be lessening  | I'll have lessened you'll have lessened he'll have lessened we'll have lessened you'll have lessened they'll have lessened  | I'll have been lessening you'll have been lessening he'll have been lessening we'll have been lessening you'll have been lessening they'll have been lessening  | 
Presente | Presente contínuo | Passado | Passado contínuo | 
| I'd lessen you'd lessen he'd lessen we'd lessen you'd lessen they'd lessen  | I'd be lessening you'd be lessening he'd be lessening we'd be lessening you'd be lessening they'd be lessening  | I'd have lessened you'd have lessened he'd have lessened we'd have lessened you'd have lessened they'd have lessened  | I'd have been lessening you'd have been lessening he'd have been lessening we'd have been lessening you'd have been lessening they'd have been lessening  | 
Infinitivo | Imperativo | 
Infinitivo | Imperativo | ||
| to lessen | lessen Let's lessen lessen  | 
Presente | Passado | ||
| lessening | lessened |