Verbos irregulares

These groups of verbs are the same in the simple form, simple past and past participle
PRESENT | PAST | PAST PARTICIPLE |
Bet | Bet | Bet |
Apostar | Apostó | Apostado |
Bid | Bet | Bet |
Ofrecer | Ofreció | Ofrecido |
Burst | Burst | Burst |
Estallar | Estalló | Estallaba |
Cast | Cast | Cast |
Emitir | Emitió | Emitía |
Cost | Cost | Cost |
Costar | Costó | Costaba |
Cut| Cut | Cut |
Cortar | Cortó | Cortado |
Fit | Fit | Fit |
Pelear | Peleó | Peleado |
Forecast | Forecast | Forecast |
Pronosticar | Pronosticó | Pronosticado |
Hit | Hit | Hit |
Golpear | Golpeó | Golpeado |
Hurt | Hurt | Hurt |
Dañar | Dañó | Dañado |
Put | Put | Put |
Poner | Puso | Puesto |
Quit | Quit | Quit |
Abandonar | Abandonó | Abandonado |
Read | Read | Read|
Leer | Leyó | Leído |
Rid | Rid | Rid |
Deshacerse | Deshizo | Deshacía |
Set | Set | Set |
Colocar | Colocó | Colocado |
Shed | Shed | Shed |
Despojar | Despojó | Despojado |
Spread | Spread | Spread |
Esparcir | Esparció | Esparcido |
Shut | Shut | Shut |
Cerrar | Cerró | Cerrado |
Slit | Slit | Slit |
Cortar/Rajar | Cortó/Rajó | Cortado/Rajado |
Spit | Spit | Spit|
Escupir | Escupió | Escupido |
Split | Split | Split |
Dividir | Dividió | Dividido |
Thrust | Let | Let |
Empujar | Empujó | Empujado |
Upset | Upset | Upset |
Disgustar | Disgustó | Disgustado |

Principio del formularioThe verbs in simple past and past participle end in ought y aught

PRESENT | PAST | PAST PARTICIPLE |
Bring | Brought | Brought |
Traer | Trajo | Traído|
Buy | Bought | Bought |
Comprar | Compró | Comprado |
Catch | Caught | Caught |
Cachar | Cachó | Cachado |
Fight | Fought | Fought |
Pelear | Peleó | Peleado |
Seek | Sought | Sought |
Buscar | Buscó | Buscado |
Think | Thought | Thought |
Pensar | Pensó | Pensado |
Teach | Taught | Taught |
Enseñar | Enseñó | Enseñado |

The verbs in simple past and past participleend in ept

PRESENT | PAST | PAST PARTICIPLE |
Creep | Crept | Crept |
Arrastrar | Arrastró | Arrastrado |
Keep | Kept | Kept |
Conservar | Conservó | Conservado |
Sleep | Slept | Slept |
Dormir | Durmió | Dormido |
Sweep | Swept | Swept |
Barrer | Barrió | Barrido |
Weep | Wept | Wept |
Llorar | Lloró | Llorado |

             
Withdraw the second vowel from the verbsin simple form and you get the verbs in simple past and past participle

PRESENT | PAST | PAST PARTICIPLE |
Bleed | Bled | Bled |
Sangrar | Sangró | Sangrado |
Breed | Bred | Bred |
Criar | Crió | Criado |
Feed | Fed | Fed |
Alimentar | Alimentó | Alimentado |
Flee | Fled | Fled |
Huir | Huyó | Huído |
Lead | Led | Led |
Guiar | Guió | Guiado |
Plead | Pled | Pled |
Suplicar| Suplicó | Suplicado |
Speed | Sped | Sped |
Acelerar | Aceleró | Acelerado |

Substitute the d in the verbs in simple form for a t and you get the verbs in simple past and past participle.

PRESENT | PAST | PAST PARTICIPLE |
Bend | Bent | Bent |
Torcer | Torció | Torcido |
Lend | Lent | Lent |
Prestar | Prestó | Prestado |
Send | Sent | Sent |
Enviar | Envió | Enviado |Spend | Spent | Spent |
Gastar | Gastó | Gastado |

The verbs in simple past and past participle end in old.

PRESENT | PAST | PAST PARTICIPLE |
Sell | Sold | Sold |
Vender | Vendió | Vendido |
Tell | Told | Told |
Decir | Dijo | Dicho |
Substitute the y in the verbs in simple form for id and you get the verbs in simple past and past participle.

PRESENT | PAST | PAST PARTICIPLE|
Lay | Laid | Laid |
Tender | Tendió | Tendido |
Mislay | Mislaid | Mislaid |
Extraviar | Extravió | Extraviado |
Pay | Paid | Paid |
Pagar | Pagó | Pagado |
Say | Said | Said |
Decir | Dijo | Dicho |

The verbs in simple past and past participle end in lt

PRESENT | PAST | PAST PARTICIPLE |
Deal | Dealt | Dealt |
Tratar | Trató | Tratado |
Feel | Felt | Felt |...