Present — what is happening now, and what happens habitually
| yo | funcionoI work | nosotros | funcionamoswe work |
| tú | funcionasyou work | vosotros | funcionáisyou all work |
| él/ella/Ud. | funcionahe/she works | ellos/Uds. | funcionanthey work |
Present perfect — have —ed; a past still touching now. Spain: today, this week. Latin America: mostly the indefinido instead
| yo | he funcionadoI have worked | nosotros | hemos funcionadowe have worked |
| tú | has funcionadoyou have worked | vosotros | habéis funcionadoyou all have worked |
| él/ella/Ud. | ha funcionadohe/she has worked | ellos/Uds. | han funcionadothey have worked |
Present subjunctive — after que with wishes, doubt, emotion, ojalá
| yo | funcione(that) I work | nosotros | funcionemos(that) we work |
| tú | funciones(that) you work | vosotros | funcionéis(that) you all work |
| él/ella/Ud. | funcione(that) he/she works | ellos/Uds. | funcionen(that) they work |
Present perfect subjunctive — have —ed, under doubt or emotion: no creo que haya venido
| yo | haya funcionado(that) I have worked | nosotros | hayamos funcionado(that) we have worked |
| tú | hayas funcionado(that) you have worked | vosotros | hayáis funcionado(that) you all have worked |
| él/ella/Ud. | haya funcionado(that) he/she has worked | ellos/Uds. | hayan funcionado(that) they have worked |
Preterite — a finished past action — it started, it ended
| yo | funcionéI worked | nosotros | funcionamoswe worked |
| tú | funcionasteyou worked | vosotros | funcionasteisyou all worked |
| él/ella/Ud. | funcionóhe/she worked | ellos/Uds. | funcionaronthey worked |
Imperfect — used to / was —ing; background, habits, descriptions
| yo | funcionabaI used to work | nosotros | funcionábamoswe used to work |
| tú | funcionabasyou used to work | vosotros | funcionabaisyou all used to work |
| él/ella/Ud. | funcionabahe/she used to work | ellos/Uds. | funcionabanthey used to work |
Past perfect — had —ed; further back than another past event
| yo | había funcionadoI had worked | nosotros | habíamos funcionadowe had worked |
| tú | habías funcionadoyou had worked | vosotros | habíais funcionadoyou all had worked |
| él/ella/Ud. | había funcionadohe/she had worked | ellos/Uds. | habían funcionadothey had worked |
Imperfect subjunctive — si clauses and past-tense wishes: si tuviera, quería que fuera
| yo | funcionara(that) I worked | nosotros | funcionáramos(that) we worked |
| tú | funcionaras(that) you worked | vosotros | funcionarais(that) you all worked |
| él/ella/Ud. | funcionara(that) he/she worked | ellos/Uds. | funcionaran(that) they worked |
Imperfect subjunctive — the same tense, second form; commoner in Spain and in writing
| yo | funcionase(that) I worked | nosotros | funcionásemos(that) we worked |
| tú | funcionases(that) you worked | vosotros | funcionaseis(that) you all worked |
| él/ella/Ud. | funcionase(that) he/she worked | ellos/Uds. | funcionasen(that) they worked |
Past perfect subjunctive — had —ed, hypothetically: si hubiera sabido
| yo | hubiera funcionado(that) I had worked | nosotros | hubiéramos funcionado(that) we had worked |
| tú | hubieras funcionado(that) you had worked | vosotros | hubierais funcionado(that) you all had worked |
| él/ella/Ud. | hubiera funcionado(that) he/she had worked | ellos/Uds. | hubieran funcionado(that) they had worked |
Preterite perfect — had —ed, immediately before; literary, all but extinct
| yo | hube funcionadoI had worked | nosotros | hubimos funcionadowe had worked |
| tú | hubiste funcionadoyou had worked | vosotros | hubisteis funcionadoyou all had worked |
| él/ella/Ud. | hubo funcionadohe/she had worked | ellos/Uds. | hubieron funcionadothey had worked |
Future — will — (spoken Spanish often prefers voy a + infinitivo)
| yo | funcionaréI will work | nosotros | funcionaremoswe will work |
| tú | funcionarásyou will work | vosotros | funcionaréisyou all will work |
| él/ella/Ud. | funcionaráhe/she will work | ellos/Uds. | funcionaránthey will work |
Conditional — would —; also softens a request into politeness
| yo | funcionaríaI would work | nosotros | funcionaríamoswe would work |
| tú | funcionaríasyou would work | vosotros | funcionaríaisyou all would work |
| él/ella/Ud. | funcionaríahe/she would work | ellos/Uds. | funcionaríanthey would work |
Future perfect — will have —ed; done by some future point
| yo | habré funcionadoI will have worked | nosotros | habremos funcionadowe will have worked |
| tú | habrás funcionadoyou will have worked | vosotros | habréis funcionadoyou all will have worked |
| él/ella/Ud. | habrá funcionadohe/she will have worked | ellos/Uds. | habrán funcionadothey will have worked |
Conditional perfect — would have —ed; the road not taken
| yo | habría funcionadoI would have worked | nosotros | habríamos funcionadowe would have worked |
| tú | habrías funcionadoyou would have worked | vosotros | habríais funcionadoyou all would have worked |
| él/ella/Ud. | habría funcionadohe/she would have worked | ellos/Uds. | habrían funcionadothey would have worked |
Future subjunctive — legal and proverbial only: adonde fueres, haz lo que vieres
| yo | funcionare(should) I work | nosotros | funcionáremos(should) we work |
| tú | funcionares(should) you work | vosotros | funcionareis(should) you all work |
| él/ella/Ud. | funcionare(should) he/she work | ellos/Uds. | funcionaren(should) they work |
Imperative (do it) — orders and requests; there is no yo form
| yo | — | nosotros | funcionemoslet's work |
| tú | funcionawork! | vosotros | funcionadwork! |
| él/ella/Ud. | funcionework! | ellos/Uds. | funcionenwork! |
Imperative (don't) — no + subjunctive — never the affirmative form with no in front
| yo | — | nosotros | no funcionemoslet's not work |
| tú | no funcionesdon't work | vosotros | no funcionéisdon't work |
| él/ella/Ud. | no funcionedon't work | ellos/Uds. | no funcionendon't work |

I — the speaker
| Presente | funcionoI work |
| Perfecto | he funcionadoI have worked |
| Subj. presente | funcione(that) I work |
| Subj. perfecto | haya funcionado(that) I have worked |
| Futuro | funcionaréI will work |
| Condicional | funcionaríaI would work |
| Fut. perfecto | habré funcionadoI will have worked |
| Cond. perfecto | habría funcionadoI would have worked |
| Subj. futuro | funcionare(should) I work |
| Indefinido | funcionéI worked |
| Imperfecto | funcionabaI used to work |
| Pluscuamp. | había funcionadoI had worked |
| Subj. imperf. | funcionara(that) I worked |
| Subj. -se | funcionase(that) I worked |
| Subj. pluscuamp. | hubiera funcionado(that) I had worked |
| Pret. anterior | hube funcionadoI had worked |
| Imperativo | — |
| Imper. negativo | — |
we — the speaker plus others
| Presente | funcionamoswe work |
| Perfecto | hemos funcionadowe have worked |
| Subj. presente | funcionemos(that) we work |
| Subj. perfecto | hayamos funcionado(that) we have worked |
| Futuro | funcionaremoswe will work |
| Condicional | funcionaríamoswe would work |
| Fut. perfecto | habremos funcionadowe will have worked |
| Cond. perfecto | habríamos funcionadowe would have worked |
| Subj. futuro | funcionáremos(should) we work |
| Indefinido | funcionamoswe worked |
| Imperfecto | funcionábamoswe used to work |
| Pluscuamp. | habíamos funcionadowe had worked |
| Subj. imperf. | funcionáramos(that) we worked |
| Subj. -se | funcionásemos(that) we worked |
| Subj. pluscuamp. | hubiéramos funcionado(that) we had worked |
| Pret. anterior | hubimos funcionadowe had worked |
| Imperativo | funcionemoslet's work |
| Imper. negativo | no funcionemoslet's not work |
you (informal) — one person you are familiar with
| Presente | funcionasyou work |
| Perfecto | has funcionadoyou have worked |
| Subj. presente | funciones(that) you work |
| Subj. perfecto | hayas funcionado(that) you have worked |
| Futuro | funcionarásyou will work |
| Condicional | funcionaríasyou would work |
| Fut. perfecto | habrás funcionadoyou will have worked |
| Cond. perfecto | habrías funcionadoyou would have worked |
| Subj. futuro | funcionares(should) you work |
| Indefinido | funcionasteyou worked |
| Imperfecto | funcionabasyou used to work |
| Pluscuamp. | habías funcionadoyou had worked |
| Subj. imperf. | funcionaras(that) you worked |
| Subj. -se | funcionases(that) you worked |
| Subj. pluscuamp. | hubieras funcionado(that) you had worked |
| Pret. anterior | hubiste funcionadoyou had worked |
| Imperativo | funcionawork! |
| Imper. negativo | no funcionesdon't work |
you all — informal plural, Spain only
| Presente | funcionáisyou all work |
| Perfecto | habéis funcionadoyou all have worked |
| Subj. presente | funcionéis(that) you all work |
| Subj. perfecto | hayáis funcionado(that) you all have worked |
| Futuro | funcionaréisyou all will work |
| Condicional | funcionaríaisyou all would work |
| Fut. perfecto | habréis funcionadoyou all will have worked |
| Cond. perfecto | habríais funcionadoyou all would have worked |
| Subj. futuro | funcionareis(should) you all work |
| Indefinido | funcionasteisyou all worked |
| Imperfecto | funcionabaisyou all used to work |
| Pluscuamp. | habíais funcionadoyou all had worked |
| Subj. imperf. | funcionarais(that) you all worked |
| Subj. -se | funcionaseis(that) you all worked |
| Subj. pluscuamp. | hubierais funcionado(that) you all had worked |
| Pret. anterior | hubisteis funcionadoyou all had worked |
| Imperativo | funcionadwork! |
| Imper. negativo | no funcionéisdon't work |
he, she, you (formal) — one other person — formal you shares it
| Presente | funcionahe/she works |
| Perfecto | ha funcionadohe/she has worked |
| Subj. presente | funcione(that) he/she works |
| Subj. perfecto | haya funcionado(that) he/she has worked |
| Futuro | funcionaráhe/she will work |
| Condicional | funcionaríahe/she would work |
| Fut. perfecto | habrá funcionadohe/she will have worked |
| Cond. perfecto | habría funcionadohe/she would have worked |
| Subj. futuro | funcionare(should) he/she work |
| Indefinido | funcionóhe/she worked |
| Imperfecto | funcionabahe/she used to work |
| Pluscuamp. | había funcionadohe/she had worked |
| Subj. imperf. | funcionara(that) he/she worked |
| Subj. -se | funcionase(that) he/she worked |
| Subj. pluscuamp. | hubiera funcionado(that) he/she had worked |
| Pret. anterior | hubo funcionadohe/she had worked |
| Imperativo | funcionework! |
| Imper. negativo | no funcionedon't work |
they, you all — several others — plural you shares it
| Presente | funcionanthey work |
| Perfecto | han funcionadothey have worked |
| Subj. presente | funcionen(that) they work |
| Subj. perfecto | hayan funcionado(that) they have worked |
| Futuro | funcionaránthey will work |
| Condicional | funcionaríanthey would work |
| Fut. perfecto | habrán funcionadothey will have worked |
| Cond. perfecto | habrían funcionadothey would have worked |
| Subj. futuro | funcionaren(should) they work |
| Indefinido | funcionaronthey worked |
| Imperfecto | funcionabanthey used to work |
| Pluscuamp. | habían funcionadothey had worked |
| Subj. imperf. | funcionaran(that) they worked |
| Subj. -se | funcionasen(that) they worked |
| Subj. pluscuamp. | hubieran funcionado(that) they had worked |
| Pret. anterior | hubieron funcionadothey had worked |
| Imperativo | funcionenwork! |
| Imper. negativo | no funcionendon't work |
