Spanish irregular simple past conjugation with same endings
In Spanish there is a group of common verbs that are irregular in the simple past. The verbs in this category all have an irregular stem, but share the same set of endings:
-e
-iste
-o
-imos
-isteis
-ieron*
*for verbs that end in -ducir (introducir, conducir, producir...) and also verb "traer" (to bring), their "they" form in El Indefinido is -eron (not -ieron)
Important: Note that these verbs do not have accents on the yo and él forms that you normally find in the regular simple past conjugation.
Verbs in this group:
| andar | stem: anduv- | to walk |
| caber | stem: cup- | to fit |
| estar | stem: estuv- | to be |
| haber | stem: hub- | to have (auxiliary), there was/were |
| hacer | stem: hic- | to do/make |
| poder | stem: pud- | can/to be able to |
| poner | stem: pus- | to put |
| querer | stem: quis- | to want/love |
| saber | stem: sup- | to know |
| tener | stem: tuv- | to have |
| venir | stem: vin- | to come |
| traer | stem: traj- | to bring |
