Subjonctif Plus-que-parfait (Subjunctive Pluperfect) Tense Conjugation of the French Verb déshumidifier

ByMichael Burns

Introduction to the verb déshumidifier

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The English translation of the French verb déshumidifier is “to dehumidify.” It is pronounced as “day-zoo-mee-dee-fee-yay.”

The word déshumidifier is a compound word composed of “dé-” which is a prefix meaning “remove” and “humidifier” which comes from the Latin word “humidus” meaning “moist.” It is most commonly used in everyday French to refer to the action of removing moisture or humidity from an area or object.

In the Subjonctif Plus-que-parfait tense, déshumidifier is conjugated as follows:

  • J’eusse déshumidifié (I would have dehumidified)
  • Tu eusses déshumidifié (You would have dehumidified)
  • Il/Elle eût déshumidifié (He/She would have dehumidified)
  • Nous eussions déshumidifié (We would have dehumidified)
  • Vous eussiez déshumidifié (You would have dehumidified)
  • Ils/Elles eussent déshumidifié (They would have dehumidified)

Here are three examples of its usage in the Subjonctif Plus-que-parfait tense with their respective English translations:

  1. Il aurait fallu que tu eusses déshumidifié la cave avant l’arrivée de l’été. (You should have dehumidified the basement before summer arrived.)

  2. J’aurais préféré que nous eussions déshumidifié la pièce avant de la peindre. (I would have preferred that we dehumidify the room before painting it.)

  3. Il aurait été nécessaire qu’ils eussent déshumidifié les murs avant de poser le nouveau papier peint. (It would have been necessary for them to dehumidify the walls before putting up the new wallpaper.)

Table of the Subjonctif Plus-que-parfait (Subjunctive Pluperfect) Tense Conjugation of déshumidifier

Pronoun Conjugation Example Usage English Translation
je eusse déshumidifié J’aurais aimé que je eusse déshumidifié. I wish I had dehumidified.
tu eusses déshumidifié J’aurais aimé que tu eusses déshumidifié. I wish you had dehumidified.
il eût déshumidifié J’aurais aimé qu’il eût déshumidifié. I wish he had dehumidified.
elle eût déshumidifié J’aurais aimé qu’elle eût déshumidifié. I wish she had dehumidified.
on eût déshumidifié J’aurais aimé qu’on eût déshumidifié. I wish one had dehumidified.
nous eussions déshumidifié J’aurais aimé que nous eussions déshumidifié. I wish we had dehumidified.
vous eussiez déshumidifié J’aurais aimé que vous eussiez déshumidifié. I wish you had dehumidified.
ils eussent déshumidifié J’aurais aimé qu’ils eussent déshumidifié. I wish they had dehumidified.
elles eussent déshumidifié J’aurais aimé qu’elles eussent déshumidifié. I wish they had dehumidified.

Other Conjugations for Déshumidifier.

   
    Le Present (Present Tense) Conjugation of the French Verb déshumidifier
   

    Imparfait (Imperfect) Tense Conjugation of the French Verb déshumidifier
   

    Passé Simple (Simple Past) Tense Conjugation of the French Verb déshumidifier
   

    Passé Composé (Present Perfect) Tense Conjugation of the French Verb déshumidifier
   

    Futur Simple (Simple Future) Tense Conjugation of the French Verb déshumidifier
   

    Futur Proche (Near Future) Tense Conjugation of the French Verb déshumidifier
   

    Plus-que-parfait (Pluperfect) Tense Conjugation of the French Verb déshumidifier
   

    Passé Antérieur (Past Anterior) Tense Conjugation of the French Verb déshumidifier

    Futur Antérieur (Future Anterior) Tense Conjugation of the French Verb déshumidifier

    Subjonctif Présent (Subjunctive Present) Tense Conjugation of the French Verb déshumidifier

    Subjonctif Passé (Subjunctive Past) Tense Conjugation of the French Verb déshumidifier
   

    Subjonctif Imparfait (Subjunctive Imperfect) Tense Conjugation of the French Verb déshumidifier

    Subjonctif Plus-que-parfait (Subjunctive Pluperfect) Tense Conjugation of the French Verb déshumidifier
   

    Conditionnel Présent (Conditional Present) Tense Conjugation of the French Verb déshumidifier
   

    Conditionnel Passé (Conditional Past) Tense Conjugation of the French Verb déshumidifier

    L’impératif Présent (Imperative Present) Tense Conjugation of the French Verb déshumidifier

    L’infinitif Présent (Infinitive Present) Tense Conjugation of the French Verb déshumidifier
    (this article)

    Struggling with French verbs or the language in general? Why not use our free French Grammar Checker – no registration required!
   

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Déshumidifier – About the French Subjonctif Plus-que-parfait (Subjunctive Pluperfect) Tense

The French Subjonctif Plus-que-parfait, also known as the Pluperfect Subjunctive, is a verb tense used to express actions or states that occurred before another action in the past, and it’s used in situations where the indicative mood is in the past subjunctive or conditional mood.
NOTE: To take a deep dive into all the French tenses then see my article on Mastering French Tense Conjugation.

Formation

To form the Subjonctif Plus-que-parfait, you start with the imperfect subjunctive form of the auxiliary verb “avoir” or “être,” followed by the past participle of the main verb. 
For “avoir” verbs: Take the imperfect subjunctive form of “avoir” (e.g., j’eusse, tu eusses, il/elle eût, nous eussions, vous eussiez, ils/elles eussent). Add the past participle of the main verb. 
For “être” verbs: Take the imperfect subjunctive form of “être” (e.g., je fusse, tu fusses, il/elle fût, nous fussions, vous fussiez, ils/elles fussent). Add the past participle of the main verb.

Common Everyday Usage Patterns

Hypothetical Situations

The Subjonctif Plus-que-parfait is often used to express hypothetical or unreal actions that occurred before another past action.
For example: J’aurais aimé que tu aies fini ton travail avant que je sois arrivé. (I would have liked for you to have finished your work before I arrived.) 

Reported Speech

In reported speech, you may use the Subjonctif Plus-que-parfait to convey what someone said or thought in the past. 
For example: Il m’a dit qu’il avait peur que je n’aie pas compris. (He told me that he was afraid that I hadn’t understood.) 

Doubt, Wishes, and Emotions

This tense can also be used to express doubt, wishes, and emotions about past actions. 
For example: Je doutais qu’il eût dit la vérité. (I doubted that he had told the truth.) 
J’aurais souhaité que tu fusses venu. (I would have wished for you to have come.)

Interactions with Other Tenses

Present Subjunctive

The Subjonctif Plus-que-parfait can be used to describe past actions when the main verb is in the present subjunctive. 
For example: “Il faut que j’aie fini mon travail avant que tu partes.” (I must have finished my work before you leave.) 

Imperfect Subjunctive

It’s common to use the Subjonctif Plus-que-parfait with the imperfect subjunctive in complex sentences. 
For example: “Il m’avait dit qu’il fût rentré avant la fin de la journée.” (He had told me that he had returned before the end of the day.) 

Conditional

When the main verb is in the conditional mood, the Subjonctif Plus-que-parfait can be used to express past unreal conditions. 
For example: “Si j’avais su, j’aurais voulu que tu aies réussi.” (If I had known, I would have wanted you to have succeeded.)

Summary

The Subjonctif Plus-que-parfait is a complex tense used to convey nuanced meanings in French. While its usage may seem intricate, it becomes more intuitive with practice and exposure to the language. It’s important to understand the context in which it’s used, as it often conveys subtleties of time, conditionality, and emotion in French sentences.

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