| INDICATIVE |  | 
|  Present |  | 
I grouch   You grouch   He/She/It grouches   We grouch   You grouch   They grouch  
  |  Io brontolo  Tu brontoli Egli/Ella/Esso brontola Noi brontoliamo Voi brontolate Essi/Esse/Loro brontolano
  | 
|  Imperfect |  | 
I was grouching   You were grouching   He/She/It was grouching   We were grouching   You were grouching   They were grouching  
  |  Io brontolavo Tu brontolavi Egli/Ella/Esso brontolava Noi brontolavamo Voi brontolavate Essi/Esse/Loro brontolavano
  | 
|  Perfect |  | 
I grouched   You grouched   He/She/It grouched   We grouched   You grouched   They grouched  
  |  Io brontolai Tu brontolasti Egli/Ella/Esso brontolò Noi brontolammo Voi brontolaste Essi/Esse/Loro brontolarono
  | 
|  Perfect |  | 
I have grouched   You have grouched   He/She/It has grouched   We have grouched   You have grouched   They have grouched  
  |  Io ho brontolato Tu hai brontolato Egli/Ella/Esso ha brontolato Noi abbiamo brontolato Voi avete brontolato Essi/Esse/Loro hanno brontolato
  | 
|  PlusPerfect |  | 
I had grouched   You had grouched   He/She/It had grouched   We had grouched   You had grouched   They had grouched  
  |  Io avevo brontolato Tu avevi brontolato Egli/Ella/Esso aveva brontolato Noi avevamo brontolato Voi avevate brontolato Essi/Esse/Loro avevano brontolato
  | 
|  Plusperfect |  | 
I had grouched   You had grouched   He/She/It had grouched   We had grouched   You had grouched   They had grouched  
  |  Io ebbi brontolato Tu avesti brontolato Egli/Ella/Esso ebbe brontolato Noi avemmo brontolato Voi aveste brontolato Essi/Esse/Loro ebbero brontolato
  | 
|  Future |  | 
I will grouch   You will grouch   He/She/It will grouch   We will grouch   You will grouch   They will grouch  
  |  Io brontolerò Tu brontolerai Egli/Ella/Esso brontolerà Noi brontoleremo Voi brontolerete Essi/Esse/Loro brontoleranno
  | 
|  Future perfect |  | 
I will have grouched   You will have grouched   He/She/It will have grouched   We will have grouched   You will have grouched   They will have grouched  
  |  Io avrò brontolato Tu avrai brontolato Egli/Ella/Esso avrà brontolato Noi avremo brontolato Voi avrete brontolato Essi/Esse/Loro avranno brontolato
  | 
| SUBJUNTIVE |  | 
|  Present |  | 
I (that )may grouch   You (that )may grouch   He/She/It (that )may grouch   We (that )may grouch   You (that )may grouch   They (that )may grouch  
  |  Io brontoli Tu brontoli Egli/Ella/Esso brontoli Noi brontoliamo Voi brontoliate Essi/Esse/Loro brontolino
  | 
|  Imperfect |  | 
I (that )might grouch   You (that )might grouch   He/She/It (that )might grouch   We (that )might grouch   You (that )might grouch   They (that )might grouch  
  |  Io brontolassi Tu brontolassi Egli/Ella/Esso brontolasse Noi brontolassimo Voi brontolaste Essi/Esse/Loro brontolassero
  | 
|  Perfect |  | 
I (whether) grouched   You (whether) grouched   He/She/It (whether) grouched   We (whether) grouched   You (whether) grouched   They (whether) grouched  
  |  Io abbia brontolato Tu abbia brontolato Egli/Ella/Esso abbia brontolato Noi abbiamo brontolato Voi abbiate brontolato Essi/Esse/Loro abbiano brontolato
  | 
|  Pluperfect |  | 
I (whether) had grouched   You (whether) had grouched   He/She/It (whether) had grouched   We (whether) had grouched   You (whether) had grouched   They (whether) had grouched  
  |  Io avessi brontolato Tu avessi brontolato Egli/Ella/Esso avesse brontolato Noi avessimo brontolato Voi aveste brontolato Essi/Esse/Loro avessero brontolato
  | 
| CONDITIONAL |  | 
|  Present |  | 
I would grouch   You would grouch   He/She/It would grouch   We would grouch   You would grouch   They would grouch  
  |  Io brontolerei Tu brontoleresti Egli/Ella/Esso brontolerebbe Noi brontoleremmo Voi brontolereste Essi/Esse/Loro brontolerebbero
  | 
|  Perfect |  | 
I would have grouched   You would have grouched   He/She/It would have grouched   We would have grouched   You would have grouched   They would have grouched  
  |  Io avrei brontolato Tu avresti brontolato Egli/Ella/Esso avrebbe brontolato Noi avremmo brontolato Voi avreste brontolato Essi/Esse/Loro avrebbero brontolato
  | 
| IMPERATIVE |  | 
|  Present |  | 
let me grouch   grouch   let him grouch   let us grouch   grouch   let them grouch  
  |  Io - Tu brontola  Egli/Ella/Esso brontoli Noi brontoliamo Voi brontolate Essi/Esse/Loro brontolino
  | 
| PARTICIPLE |  | 
|  Present |  | 
grouching  
  |  brontolante
  | 
|  Perfect |  | 
grouched  
  |  brontolato brontolati...
  | 
| INFINITIVE |  | 
|  Present |  | 
to grouch  
  |  brontolare
  | 
|  Perfect |  | 
have grouched  
  |  avere brontolato
  | 
| GERUND |  | 
|  Present |  | 
grouching  
  |  brontolando
  | 
|  Perfect |  | 
having grouched  
  |  avendo brontolato
  |