falsificar Preterite Conjugation
falsificar — to forge
The preterite is regular except for the 'yo' form, which changes to 'falsifiqué'.
falsificar Preterite Forms
When to Use the Preterite
Use the preterite for a completed act of forgery that happened at a specific point in time.
Notes on falsificar in the Preterite
Only the 'yo' form has a spelling change (c to qu) to maintain the hard 'k' sound before the 'é'. All other forms are regular.
Example Sentences
Ayer falsifiqué la entrada para el concierto.
Yesterday I forged the ticket for the concert.
yo
Él falsificó su identificación el año pasado.
He forged his ID last year.
él/ella/usted
¿Falsificasteis los documentos anoche?
Did you all forge the documents last night?
vosotros
Common Mistakes
Mistake: falsificé
Correct: falsifiqué
Why: The spelling 'cé' would be pronounced like 'sé'. You need 'qué' to keep the sound of the verb consistent.
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Related Tenses
Present
yo: falsifico
The present tense is completely regular: falsifico, falsificas, falsifica, falsificamos, falsificáis, falsifican.
Imperfect
yo: falsificaba
The imperfect is regular for -ar verbs: falsificaba, falsificabas, falsificaba, etc.
Future
yo: falsificaré
The future tense is regular; just add the endings to the infinitive: falsificaré, falsificarás, etc.
Conditional
yo: falsificaría
The conditional is regular: add -ía endings to the infinitive falsificar.
Present Subjunctive
yo: falsifique
The present subjunctive of falsificar requires a spelling change to 'qu' in all forms: falsifique, falsifiques, falsifique, etc.
Imperfect Subjunctive
yo: falsificara
The imperfect subjunctive is formed from the third-person plural preterite: falsificara, falsificaras, falsificara, etc.
Affirmative Imperative
yo: falsifica
The imperative uses 'falsifica' for tú and 'falsifiquen' for formal groups, with spelling changes where needed.
Negative Imperative
yo: no falsifiques
Negative commands always use the present subjunctive forms: no falsifiques, no falsifique, etc.