Past Tense (Simple Past) in Basque

Overview

At the A2 level, you are ready to talk about past events. The past tense in Basque is formed by using past-tense auxiliary forms while the main verb stays in its base (participle) form. This means the main verb does not change for tense — all the tense information is carried by the auxiliary.

For intransitive verbs, the past forms of izan are used: nintzen (I was), zinen (you were), zen (he/she was), ginen (we were), zineten (you all were), ziren (they were). For transitive verbs, the past forms of ukan are used: nuen (I had it), zenuen (you had it), zuen (he/she had it), genuen (we had it), zenuten (you all had it), zuten (they had it).

The system is parallel to the present tense — the same verb aspects (habitual, perfective, future) combine with past auxiliaries instead of present ones.

How It Works

Past tense of izan (intransitive):

Person	Past form	Example
ni	nintzen	Ni ikaslea nintzen. (I was a student.)
zu	zinen	Zu hemen zinen. (You were here.)
hura	zen	Hura irakaslea zen. (He/She was a teacher.)
gu	ginen	Gu lagunak ginen. (We were friends.)
zuek	zineten	Zuek berandu zineten. (You all were late.)
haiek	ziren	Haiek Bilbon ziren. (They were in Bilbao.)

Past tense of ukan (transitive, singular object):

Person	Past form	Example
nik	nuen	Nik liburua irakurri nuen. (I read the book.)
zuk	zenuen	Zuk hori esan zenuen. (You said that.)
hark	zuen	Hark pelikula ikusi zuen. (He/She saw the film.)
guk	genuen	Guk dena prestatu genuen. (We prepared everything.)
zuek	zenuten	Zuek lana egin zenuten. (You all did the work.)
haiek	zuten	Haiek kafea edan zuten. (They drank coffee.)

Past aspects:

Aspect	Present	Past
Habitual	jaten dut (I eat)	jaten nuen (I used to eat)
Perfective	jan dut (I have eaten)	jan nuen (I ate)
Future-in-past	jango dut (I will eat)	jango nuen (I was going to eat)

Examples in Context

Basque	English	Note
Ni ikaslea nintzen.	I was a student.	Past of izan
Nik liburua irakurri nuen.	I read the book.	Past of ukan
Haiek Bilbon zeuden.	They were in Bilbao.	Past of egon
Guk pelikula ikusi genuen.	We watched the movie.	Past transitive
Atzo euria egin zuen.	Yesterday it rained.	Weather in past
Hura oso polita zen.	He/She was very pretty.	Past description
Txikia nintzenean.	When I was small.	Temporal clause
Haiek hemen bizi ziren.	They used to live here.	Past habitual
Nik ez nuen ulertzen.	I didn't understand.	Past negative
Nora joan zinen atzo?	Where did you go yesterday?	Past question

Common Mistakes

Using present auxiliaries for past events

• Wrong: Atzo liburua irakurri dut.
• Right: Atzo liburua irakurri nuen.
• Why: When the event is clearly in the past (atzo = yesterday), use past auxiliaries (nuen, zuen, etc.), not present ones (dut, du, etc.).

Confusing zen (was) and zuen (had it)

• Wrong: Hark liburua irakurri zen. (using intransitive for transitive)
• Right: Hark liburua irakurri zuen.
• Why: Zen is the past of izan (intransitive: "was"). Zuen is the past of ukan (transitive: "had it/did it"). Use zuen when there is a direct object.

Changing the main verb for past tense

• Wrong: Looking for a past form of the main verb
• Right: The main verb stays the same; only the auxiliary changes
• Why: In Basque, tense is carried entirely by the auxiliary. The main verb form does not change between present and past.

Usage Notes

In casual spoken Basque, the present perfective (jan dut — I have eaten) is sometimes used for recent past events, similar to how English uses the present perfect. However, for clearly past events (especially with time markers like atzo, joan den astean), the past auxiliaries are expected. As you advance to B1, you will learn the full past auxiliary paradigms including egon (nengoen, zegoen, etc.).

Practice Tips

1. Take ten present-tense sentences you know well and convert them to the past by swapping the auxiliary: dut → nuen, da → zen, naiz → nintzen. This systematic approach builds the pattern.
2. Write a short paragraph about what you did yesterday, using past auxiliaries throughout. Include both transitive and intransitive verbs.

Related Concepts

• Verb 'To Be' (izan) - Present
• Future Tense
• Relative Clauses
• Past Tense Auxiliaries (Complete)