ser — to be (essentially or identified as); to be (in the passive voice sense)
ser is the #9 most common word in Spanish, a verb. It means “to be (essentially or identified as); to be (in the passive voice sense)” and is pronounced /ˈseɾ/.
#9frequency rank
2.19%of everyday Spanish text
Level 1Beginner 1
Forms of ser
| Form | What it is | Meaning |
|---|---|---|
| soy | I · present | I am |
| fui | I · past | I was |
| sido | past participle | been |
| ser | infinitive | to be |
| siendo | -ing form | being |
| sido | singular · past participle | been |
| sida | singular · past participle | been |
| sidos | plural · past participle | been |
| sidas | plural · past participle | been |
| eres | you · present | you are |
| sos | you · present | you are |
| es | he/she · present | he/she is |
| somos | we · present | we are |
| sois | you (pl.) · present | you (pl.) are |
| son | they · present | they are |
| era | I · imperfect | I used to be |
| eras | you · imperfect | you used to be |
| era | he/she · imperfect | he/she used to be |
| éramos | we · imperfect | we used to be |
| erais | you (pl.) · imperfect | you (pl.) used to be |
| eran | they · imperfect | they used to be |
| fuiste | you · past | you were |
| fue | he/she · past | he/she was |
| fuimos | we · past | we were |
| fuisteis | you (pl.) · past | you (pl.) were |
| fueron | they · past | they were |
| seré | I · future | I will be |
| serás | you · future | you will be |
| será | he/she · future | he/she will be |
| seremos | we · future | we will be |
| seréis | you (pl.) · future | you (pl.) will be |
| serán | they · future | they will be |
| sería | I · conditional | I would be |
| serías | you · conditional | you would be |
| sería | he/she · conditional | he/she would be |
| seríamos | we · conditional | we would be |
| seríais | you (pl.) · conditional | you (pl.) would be |
| serían | they · conditional | they would be |
| sea | I · subjunctive present | (that) I be |
| seas | you · subjunctive present | (that) you be |
| seás | you · subjunctive present | (that) you be |
| sea | he/she · subjunctive present | (that) he/she be |
| seamos | we · subjunctive present | (that) we be |
| seáis | you (pl.) · subjunctive present | (that) you (pl.) be |
| sean | they · subjunctive present | (that) they be |
| fuera | I · subjunctive imperfect | (if) I were |
| fueras | you · subjunctive imperfect | (if) you were |
| fuera | he/she · subjunctive imperfect | (if) he/she were |