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

ByMichael Burns

Introduction to the verb dépolluer

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The English translation of the French verb dépolluer is “to clean up” or “to purify.” The infinitive form is pronounced “day-poh-luh-ay.”

Dépolluer comes from the prefix “dé-” meaning “undo” or “reverse” and the noun “pollution.” It is most often used in everyday French in the Subjonctif Imparfait tense, which is used to express a hypothetical or uncertain action that may have taken place in the past.

Examples:

  1. Il faudrait que nous dépolluions la rivière avant que les poissons ne meurent. (It would be necessary for us to clean up the river before the fish die.)
  2. Je voulais que tu dépolluasses l’air en utilisant des énergies renouvelables. (I wanted you to clean up the air by using renewable energies.)
  3. Il était important que les industries dépolluassent leurs usines pour protéger l’environnement. (It was important for the industries to clean up their factories in order to protect the environment.)

Table of the Subjonctif Imparfait (Subjunctive Imperfect) Tense Conjugation of dépolluer

Pronoun Conjugation Example Usage English Translation
je dépolluasse Si je pouvais, je dépolluasse mes déchets. If I could, I would depollute my waste.
tu dépolluasses Si tu essayerais, tu dépolluasses tes déchets. If you tried, you would depollute your waste.
il dépolluât Si il voulait, il dépolluât beaucoup. If he wanted, he would depollute a lot.
elle dépolluât Si elle avait l’argent, elle dépolluât son quartier. If she had the money, she would depollute her neighborhood.
on dépolluât Si on travaillait plus, on dépolluât plus. If one worked more, one would depollute more.
nous dépolluassions Si nous dépolluassions la nature, elle serait plus belle. If we depolluted nature, it would be more beautiful.
vous dépolluassiez Si vous voyagiez plus, vous dépolluassiez plus. If you traveled more, you would depollute more.
ils dépolluassent S’ils nettoyaient plus, ils dépolluassent mieux. If they cleaned more, they would depollute better.
elles dépolluassent Si elles arrêtaient de fumer, elles dépolluassent moins. If they stopped smoking, they would depollute less.

Other Conjugations for Dépolluer.

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

    Imparfait (Imperfect) Tense Conjugation of the French Verb dépolluer
   

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

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

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

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

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

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

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

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

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

    Subjonctif Imparfait (Subjunctive Imperfect) Tense Conjugation of the French Verb dépolluer (this article)

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

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

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

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

    L’infinitif Présent (Infinitive Present) Tense Conjugation of the French Verb dépolluer

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

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Dépolluer – About the French Subjonctif Imparfait (Subjunctive Imperfect) Tense

The French Subjonctif Imparfait, also known as the imperfect subjunctive, is a verb tense used to express actions, states, or conditions that are uncertain, subjective, or hypothetical in the past. It is used in a variety of situations, including wishes, doubts, emotions, and polite requests, and often occurs in dependent clauses following certain expressions and conjunctions.

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 Imparfait, you typically start with the third person plural (ils/elles) form of the verb in the imparfait (imperfect) tense. Then, you remove the -ent ending and add the appropriate endings:

– For regular -er verbs: je -sse, tu -sses, il/elle/on -t, nous -ssions, vous -ssiez, ils/elles -ssent.
– For regular -ir and -re verbs: je -sse, tu -sses, il/elle/on -t, nous -ssions, vous -ssiez, ils/elles -ssent.

Common Everyday Usage Patterns

1. Expressing Doubt or Uncertainty: The Subjonctif Imparfait is used to express doubt or uncertainty about something that happened in the past.

Example: Il doutait qu’elle vînt à la fête. (He doubted that she came to the party.)

2. Wishes and Desires: It is used to express wishes or desires in the past.

Example: J’aurais aimé que tu fusses là. (I would have liked you to be there.)

3. Hypothetical Scenarios: The Subjonctif Imparfait is employed in hypothetical situations in the past.

Example: Si j’eusse su, j’aurais agi différemment. (If I had known, I would have acted differently.)
4. Polite Requests and Suggestions: It is used to make polite requests and suggestions in a formal or polite tone.

Example: Il souhaitait que vous vinssiez lui rendre visite. (He wished that you would come to visit him.)

Interactions with Other Tenses

Subjonctif Présent

The Subjonctif Imparfait is often used in dependent clauses with the Subjonctif Présent in the main clause, especially in complex sentences.

Example: Il faut que tu manges bien pour que tu aies de l’énergie. (You need to eat well so that you have energy.)

Indicatif Passé Composé

The Subjonctif Imparfait can be used alongside the Indicatif Passé Composé to indicate a contrast between a factual event and a hypothetical one.

Example: Il est parti avant que tu ne fusses arrivé. (He left before you arrived.)

Conditional

The Subjonctif Imparfait is often used with the Conditional to express unreal or hypothetical situations in the past.

Example: J’aurais pu le faire si j’eusse eu plus de temps. (I could have done it if I had had more time.)

Conditional Perfect

It can also be used with the Conditional Perfect to express unreal or hypothetical past events that would have occurred before other past events.

Example: J’aurais su s’il eût partagé l’information. (I would have known if he had shared the information.)

Summary

The Subjonctif Imparfait is a relatively complex tense, and its usage depends on the context and the verbs involved. It is essential to practice and become familiar with common expressions and contexts where this tense is appropriate to use it effectively in everyday French communication.

I hope you enjoyed this article on the verb dépolluer. Still in a learning mood? Check out another TOTALLY random French verb conjugation!

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