Common mistakes

Requérir or demander: what a task needs and what a person asks

Compare requérir and demander through task requirements and everyday requests. Fix four English-led mix-ups and practise requiert, requièrent and requis.

In short

Requérir means “to require” or “call for” in careful, formal wording: Cette tâche requiert de la patience. Demander is the everyday verb for asking, and it also means “to require”: Cette tâche demande de la patience. For ordinary questions and requests, use demander.

Yellow the idea to rememberBlue French to learn

A learner asks a trainer about a task at a table.
She chooses demander to ask the trainer a question. Illustration: Atelier

What is the difference between requérir and demander?

  • demandernecessarily “to demand” forcefullyto ask; to ask for

    Je vous demande simplement de confirmer la date.I’m simply asking you to confirm the date.

    For a strong requirement imposed by someone, exiger is often closer to English “demand”.

  • Cette tâche requiert du temps.The task asks a question about time.This task requires time.

    Cette tâche requiert du temps et une attention constante.This task requires time and constant attention.

    The task is the subject. Time and attention are what it needs.

  • Cette tâche demande du temps.Only a person can be the subject of *demander*.This task takes time.

    La relecture demande une grande concentration.Proofreading requires great concentration.

    Here demander overlaps with requérir. This is the “require” sense.

  • demander à Léa de vérifierask Léa whether she has checkedask Léa to check

    Je demande à Léa de vérifier le résultat.I ask Léa to check the result.

    For a question about a completed check: Je demande à Léa si elle a vérifié le résultat.

One task, two descriptions

Study the complete frames
PurposeFrenchEnglish
Careful descriptionCette analyse requiert deux exemples précis.This analysis requires two precise examples.
Everyday descriptionCette analyse demande deux exemples précis.This analysis needs two precise examples.
Request to a personJe demande à Marc de donner deux exemples.I ask Marc to give two examples.
Question to a personJe demande à Marc si les exemples sont prêts.I ask Marc whether the examples are ready.

The first two sentences describe what an analysis needs. The third asks Marc to act. The fourth asks for information. Changing demander to requérir works naturally in the task description; keep demander à quelqu’un de and demander si for these ordinary personal requests.

Une consigne à clarifier
  1. Nora

    La consigne dit : « Cette analyse requiert deux exemples précis. »

    The instruction says: “This analysis requires two precise examples.”

  2. Marc

    Donc, il faut deux exemples pour chaque idée ?

    So we need two examples for each idea?

  3. Nora

    Non, deux exemples pour l’ensemble de l’analyse. Je vais demander à la formatrice de le préciser.

    No, two examples for the whole analysis. I’ll ask the trainer to make that clear.

Three spellings worth keeping
FormExample
requiertCette activité requiert de la patience.
requièrentCes activités requièrent de la patience.
requis / requiseLe niveau requis est B2. Une expérience de deux ans est requise.
Question 1No account needed
Choose the plural form.Ces tâches ___ de la concentration.

Choose one answer.

Answer and explanation

requièrent. The plural present form is requièrent, with a grave accent in the stem.

Question 2No account needed
You want to ask whether the result is ready. Choose the matching question report.

Choose one answer.

Answer and explanation

Je demande si le résultat est prêt.. Demander si asks whether something is true. The other sentences ask for action or a result.

Question 3No account needed
Which pair keeps the meaning of “This work takes time”?

Choose one answer.

Answer and explanation

Ce travail requiert du temps. / Ce travail demande du temps.. With a task as subject, both requérir and demander can express what it needs.