concertar Preterite Conjugation
concertar — to arrange
The preterite of concertar is completely regular, following the standard -ar pattern.
concertar Preterite Forms
When to Use the Preterite
Use the preterite to describe a specific time you arranged or agreed upon something in the past (e.g., 'Yesterday we set the date').
Notes on concertar in the Preterite
Unlike the present tense, concertar is regular in the preterite; the stem remains 'concert-' throughout.
Example Sentences
Concerté una entrevista ayer por la tarde.
I arranged an interview yesterday afternoon.
yo
Él concertó el precio final con el vendedor.
He agreed on the final price with the seller.
él/ella/usted
Concertamos la boda hace seis meses.
We arranged the wedding six months ago.
nosotros
Common Mistakes
Mistake: Using a stem change like 'concierté'.
Correct: Concerté
Why: Concertar only changes its stem in the present indicative, present subjunctive, and imperative.
Mistake: Forgetting the accent on 'concertó'.
Correct: Concertó
Why: Without the accent, it could be confused with other forms or mispronounced.
Master Spanish verbs in context
Memorizing tables only gets you so far. Read 200+ illustrated and narrated Spanish stories to see verbs like 'concertar' used naturally — in the tenses you're learning.
Related Tenses
Present
yo: concierto
In the present tense, concertar is a stem-changer where the 'e' becomes 'ie' in all forms except nosotros and vosotros.
Imperfect
yo: concertaba
The imperfect of concertar is regular: concertaba, concertabas, concertaba, concertábamos, concertabais, concertaban.
Future
yo: concertaré
The future tense is regular: add the endings -é, -ás, -á, -emos, -éis, -án to the full infinitive concertar.
Conditional
yo: concertaría
The conditional of concertar is regular: concertaría, concertarías, concertaría, etc.
Present Subjunctive
yo: concierte
The present subjunctive follows the E-to-IE stem change: concierte, conciertes, concierte, concertemos, concertéis, concierten.
Imperfect Subjunctive
yo: concertara
The imperfect subjunctive of concertar is regular based on the preterite stem: concertara, concertaras, concertara...
Affirmative Imperative
yo: concierta
The imperative uses the stem change 'ie' for most commands: concierta (tú), concierte (usted).
Negative Imperative
yo: no conciertes
The negative imperative uses the present subjunctive forms: no conciertes, no concierte, no concertemos.