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

ByMichael Burns

Introduction to the verb désulfiter

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The English translation of the French verb désulfiter is “to desulfurize.”

The infinitive form of désulfiter is pronounced “day-sool-fee-tay.”

The word désulfiter is a compound verb, formed from the prefix “dés-” (meaning “to remove”) and the noun “soufre” (meaning “sulfur”). It is part of the larger family of words related to “soufre” in French, such as “sulfate” and “sulfurique.”

In everyday French, désulfiter is most often used in the Subjonctif Imparfait tense when talking about a past or hypothetical action that may or may not have happened. This tense expresses doubt, uncertainty, or a desire for something to happen.

Here are three examples of désulfiter used in the Subjonctif Imparfait tense, along with their English translations:

  1. Il fallait que nous désulfitions l’eau avant de la boire. (It was necessary for us to desulfurize the water before drinking it.)
  2. J’aurais préféré que tu désulfites le carburant avant de le mettre dans la voiture. (I would have preferred for you to desulfurize the fuel before putting it in the car.)
  3. Les scientifiques recommandaient que nous désulfitions les émissions de gaz. (The scientists were recommending that we desulfurize gas emissions.)

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

Pronoun Conjugation Example Usage English Translation
je désulfiterais Si j’étais chimiste, je désulfiterais cette substance chimique. If I were a chemist, I would desulfite this chemical substance.
tu désulfiterais Si tu étais plus expérimenté, tu désulfiterais plus efficacement. If you were more experienced, you would desulfite more efficiently.
il désulfiterait Il serait content si il désulfiterait sans erreur. He would be happy if he desulfited without error.
elle désulfiterait Elle serait surprise si elle désulfiterait parfaitement. She would be surprised if she desulfited perfectly.
on désulfiterait Si on désulfiterait plus souvent, on enlèverait plus de soufre. If one desulfited more often, one would remove more sulfur.
nous désulfiterions Si nous désulfiterions ensemble, nous réussirions. If we desulfited together, we would succeed.
vous désulfiteriez Si vous désulfiteriez moins, vous progresseriez moins vite. If you desulfited less, you would make less progress.
ils désulfiteraient S’ils désulfiteraient méticuleusement, ils obtiendraient de meilleurs résultats. If they desulfited meticulously, they would get better results.
elles désulfiteraient Si elles désulfiteraient plus rapidement, ça serait plus efficace. If they desulfited more quickly, it would be more efficient.

Other Conjugations for Désulfiter.

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

    Imparfait (Imperfect) Tense Conjugation of the French Verb désulfiter
   

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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Désulfiter – 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 désulfiter. Still in a learning mood? Check out another TOTALLY random French verb conjugation!

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