existir

to existpor tiempo-ir regular
participio existidogerundio existiendohe + participio he existidoestoy + gerundio estoy existiendo

Presentewhat is going on now

Presente

Present — what is happening now, and what happens habitually

yoexistoI existnosotrosexistimoswe exist
túexistesyou existvosotrosexistísyou all exist
él/ella/Ud.existehe/she existsellos/Uds.existenthey exist

Pretérito perfecto

Present perfect — have —ed; a past still touching now. Spain: today, this week. Latin America: mostly the indefinido instead

yohe existidoI have existednosotroshemos existidowe have existed
túhas existidoyou have existedvosotroshabéis existidoyou all have existed
él/ella/Ud.ha existidohe/she has existedellos/Uds.han existidothey have existed

Presente de subjuntivo

Present subjunctive — after que with wishes, doubt, emotion, ojalá

yoexista(that) I existnosotrosexistamos(that) we exist
túexistas(that) you existvosotrosexistáis(that) you all exist
él/ella/Ud.exista(that) he/she existsellos/Uds.existan(that) they exist

Perfecto de subjuntivo

Present perfect subjunctive — have —ed, under doubt or emotion: no creo que haya venido

yohaya existido(that) I have existednosotroshayamos existido(that) we have existed
túhayas existido(that) you have existedvosotroshayáis existido(that) you all have existed
él/ella/Ud.haya existido(that) he/she has existedellos/Uds.hayan existido(that) they have existed

Pasadowhat went on

Pretérito indefinido

Preterite — a finished past action — it started, it ended

yoexistíI existednosotrosexistimoswe existed
túexististeyou existedvosotrosexististeisyou all existed
él/ella/Ud.existióhe/she existedellos/Uds.existieronthey existed

Pretérito imperfecto

Imperfect — used to / was —ing; background, habits, descriptions

yoexistíaI used to existnosotrosexistíamoswe used to exist
túexistíasyou used to existvosotrosexistíaisyou all used to exist
él/ella/Ud.existíahe/she used to existellos/Uds.existíanthey used to exist

Pretérito pluscuamperfecto

Past perfect — had —ed; further back than another past event

yohabía existidoI had existednosotroshabíamos existidowe had existed
túhabías existidoyou had existedvosotroshabíais existidoyou all had existed
él/ella/Ud.había existidohe/she had existedellos/Uds.habían existidothey had existed

Imperfecto de subjuntivo (-ra)

Imperfect subjunctive — si clauses and past-tense wishes: si tuviera, quería que fuera

yoexistiera(that) I existednosotrosexistiéramos(that) we existed
túexistieras(that) you existedvosotrosexistierais(that) you all existed
él/ella/Ud.existiera(that) he/she existedellos/Uds.existieran(that) they existed

Imperfecto de subjuntivo (-se)

Imperfect subjunctive — the same tense, second form; commoner in Spain and in writing

yoexistiese(that) I existednosotrosexistiésemos(that) we existed
túexistieses(that) you existedvosotrosexistieseis(that) you all existed
él/ella/Ud.existiese(that) he/she existedellos/Uds.existiesen(that) they existed

Pluscuamperfecto de subjuntivo

Past perfect subjunctive — had —ed, hypothetically: si hubiera sabido

yohubiera existido(that) I had existednosotroshubiéramos existido(that) we had existed
túhubieras existido(that) you had existedvosotroshubierais existido(that) you all had existed
él/ella/Ud.hubiera existido(that) he/she had existedellos/Uds.hubieran existido(that) they had existed

Pretérito anterior

Preterite perfect — had —ed, immediately before; literary, all but extinct

yohube existidoI had existednosotroshubimos existidowe had existed
túhubiste existidoyou had existedvosotroshubisteis existidoyou all had existed
él/ella/Ud.hubo existidohe/she had existedellos/Uds.hubieron existidothey had existed

Futurowhat will or would go on

Futuro simple

Future — will — (spoken Spanish often prefers voy a + infinitivo)

yoexistiréI will existnosotrosexistiremoswe will exist
túexistirásyou will existvosotrosexistiréisyou all will exist
él/ella/Ud.existiráhe/she will existellos/Uds.existiránthey will exist

Condicional simple

Conditional — would —; also softens a request into politeness

yoexistiríaI would existnosotrosexistiríamoswe would exist
túexistiríasyou would existvosotrosexistiríaisyou all would exist
él/ella/Ud.existiríahe/she would existellos/Uds.existiríanthey would exist

Futuro perfecto

Future perfect — will have —ed; done by some future point

yohabré existidoI will have existednosotroshabremos existidowe will have existed
túhabrás existidoyou will have existedvosotroshabréis existidoyou all will have existed
él/ella/Ud.habrá existidohe/she will have existedellos/Uds.habrán existidothey will have existed

Condicional perfecto

Conditional perfect — would have —ed; the road not taken

yohabría existidoI would have existednosotroshabríamos existidowe would have existed
túhabrías existidoyou would have existedvosotroshabríais existidoyou all would have existed
él/ella/Ud.habría existidohe/she would have existedellos/Uds.habrían existidothey would have existed

Futuro de subjuntivo

Future subjunctive — legal and proverbial only: adonde fueres, haz lo que vieres

yoexistiere(should) I existnosotrosexistiéremos(should) we exist
túexistieres(should) you existvosotrosexistiereis(should) you all exist
él/ella/Ud.existiere(should) he/she existellos/Uds.existieren(should) they exist

Imperativotelling someone to

Imperativo afirmativo

Imperative (do it) — orders and requests; there is no yo form

yo—nosotrosexistamoslet's exist
túexisteexist!vosotrosexistidexist!
él/ella/Ud.existaexist!ellos/Uds.existanexist!

Imperativo negativo

Imperative (don't) — no + subjunctive — never the affirmative form with no in front

yo—nosotrosno existamoslet's not exist
túno existasdon't existvosotrosno existáisdon't exist
él/ella/Ud.no existadon't existellos/Uds.no existandon't exist
Imagen. La Vía Láctea en Buck Canyon — traducido de Milky Way at Buck Canyon (CanyonlandsNPS · flickr · PDM)

existir

to existpor persona-ir regular
participio existidogerundio existiendohe + participio he existidoestoy + gerundio estoy existiendo

yo

I — the speaker

PresenteexistoI exist
Perfectohe existidoI have existed
Subj. presenteexista(that) I exist
Subj. perfectohaya existido(that) I have existed
FuturoexistiréI will exist
CondicionalexistiríaI would exist
Fut. perfectohabré existidoI will have existed
Cond. perfectohabría existidoI would have existed
Subj. futuroexistiere(should) I exist
IndefinidoexistíI existed
ImperfectoexistíaI used to exist
Pluscuamp.había existidoI had existed
Subj. imperf.existiera(that) I existed
Subj. -seexistiese(that) I existed
Subj. pluscuamp.hubiera existido(that) I had existed
Pret. anteriorhube existidoI had existed
Imperativo—
Imper. negativo—

nosotros / nosotras

we — the speaker plus others

Presenteexistimoswe exist
Perfectohemos existidowe have existed
Subj. presenteexistamos(that) we exist
Subj. perfectohayamos existido(that) we have existed
Futuroexistiremoswe will exist
Condicionalexistiríamoswe would exist
Fut. perfectohabremos existidowe will have existed
Cond. perfectohabríamos existidowe would have existed
Subj. futuroexistiéremos(should) we exist
Indefinidoexistimoswe existed
Imperfectoexistíamoswe used to exist
Pluscuamp.habíamos existidowe had existed
Subj. imperf.existiéramos(that) we existed
Subj. -seexistiésemos(that) we existed
Subj. pluscuamp.hubiéramos existido(that) we had existed
Pret. anteriorhubimos existidowe had existed
Imperativoexistamoslet's exist
Imper. negativono existamoslet's not exist

tú

you (informal) — one person you are familiar with

Presenteexistesyou exist
Perfectohas existidoyou have existed
Subj. presenteexistas(that) you exist
Subj. perfectohayas existido(that) you have existed
Futuroexistirásyou will exist
Condicionalexistiríasyou would exist
Fut. perfectohabrás existidoyou will have existed
Cond. perfectohabrías existidoyou would have existed
Subj. futuroexistieres(should) you exist
Indefinidoexististeyou existed
Imperfectoexistíasyou used to exist
Pluscuamp.habías existidoyou had existed
Subj. imperf.existieras(that) you existed
Subj. -seexistieses(that) you existed
Subj. pluscuamp.hubieras existido(that) you had existed
Pret. anteriorhubiste existidoyou had existed
Imperativoexisteexist!
Imper. negativono existasdon't exist

vosotros / vosotras

you all — informal plural, Spain only

Presenteexistísyou all exist
Perfectohabéis existidoyou all have existed
Subj. presenteexistáis(that) you all exist
Subj. perfectohayáis existido(that) you all have existed
Futuroexistiréisyou all will exist
Condicionalexistiríaisyou all would exist
Fut. perfectohabréis existidoyou all will have existed
Cond. perfectohabríais existidoyou all would have existed
Subj. futuroexistiereis(should) you all exist
Indefinidoexististeisyou all existed
Imperfectoexistíaisyou all used to exist
Pluscuamp.habíais existidoyou all had existed
Subj. imperf.existierais(that) you all existed
Subj. -seexistieseis(that) you all existed
Subj. pluscuamp.hubierais existido(that) you all had existed
Pret. anteriorhubisteis existidoyou all had existed
Imperativoexistidexist!
Imper. negativono existáisdon't exist

él / ella / usted

he, she, you (formal) — one other person — formal you shares it

Presenteexistehe/she exists
Perfectoha existidohe/she has existed
Subj. presenteexista(that) he/she exists
Subj. perfectohaya existido(that) he/she has existed
Futuroexistiráhe/she will exist
Condicionalexistiríahe/she would exist
Fut. perfectohabrá existidohe/she will have existed
Cond. perfectohabría existidohe/she would have existed
Subj. futuroexistiere(should) he/she exist
Indefinidoexistióhe/she existed
Imperfectoexistíahe/she used to exist
Pluscuamp.había existidohe/she had existed
Subj. imperf.existiera(that) he/she existed
Subj. -seexistiese(that) he/she existed
Subj. pluscuamp.hubiera existido(that) he/she had existed
Pret. anteriorhubo existidohe/she had existed
Imperativoexistaexist!
Imper. negativono existadon't exist

ellos / ellas / ustedes

they, you all — several others — plural you shares it

Presenteexistenthey exist
Perfectohan existidothey have existed
Subj. presenteexistan(that) they exist
Subj. perfectohayan existido(that) they have existed
Futuroexistiránthey will exist
Condicionalexistiríanthey would exist
Fut. perfectohabrán existidothey will have existed
Cond. perfectohabrían existidothey would have existed
Subj. futuroexistieren(should) they exist
Indefinidoexistieronthey existed
Imperfectoexistíanthey used to exist
Pluscuamp.habían existidothey had existed
Subj. imperf.existieran(that) they existed
Subj. -seexistiesen(that) they existed
Subj. pluscuamp.hubieran existido(that) they had existed
Pret. anteriorhubieron existidothey had existed
Imperativoexistanexist!
Imper. negativono existandon't exist
Imagen. La Vía Láctea en Buck Canyon — traducido de Milky Way at Buck Canyon (CanyonlandsNPS · flickr · PDM)