Assure vs Ensure

Quand utiliser chacun en anglais, avec le sens, le registre et des exemples.

Assure

Top 1000 (très courant)B2verb

Ensure

Top 2000 (courant)B2verb
Le plus courant: Assure
 AssureEnsure
Prononciation🇬🇧 /["/əˈʃʊə(r)//əˈʃɔː(r)/","/əˈʃʊəz//əˈʃɔːz/","/əˈʃʊəd//əˈʃɔːd/","/əˈʃʊərɪŋ//əˈʃɔːrɪŋ/"]/🇺🇸 /["/əˈʃʊr/","/əˈʃʊrz/","/əˈʃʊrd/","/əˈʃʊrɪŋ/"]/🇬🇧 /["/ɪnˈʃʊə(r)//ɪnˈʃɔː(r)/","/ɪnˈʃʊəz//ɪnˈʃɔːz/","/ɪnˈʃʊəd//ɪnˈʃɔːd/","/ɪnˈʃʊərɪŋ//ɪnˈʃɔːrɪŋ/"]/🇺🇸 /["/ɪnˈʃʊr/","/ɪnˈʃʊrz/","/ɪnˈʃʊrd/","/ɪnˈʃʊrɪŋ/"]/
SensTo make someone feel sure about somethingTo make sure something happens or is true.
ExempleI assure you that everything will be fine.Please ensure that all doors are locked before leaving the building.
RegistreNeutreNeutre
FréquenceTop 1000 (très courant)Top 2000 (courant)
Niveau CEFRB2B2
Nature grammaticaleverbverb
Collocationscan, hasten to, of, let me assure youpractically, virtually, effectively, must, aim to, try to, an attempt to ensure something, efforts to ensure something, measures to ensure something
Antonymesdoubt, disprove, denyneglect, ignore
Erreurs fréquentesConfused with 'ensure' which means to make certain something happens., Using it without a direct object; 'I assure that...' is incorrect., Mixing up 'assure' with 'insure' which relates to insurance.Confused with 'insure' which relates to insurance., Used incorrectly as a standalone verb without an object., Mispronounced as 'en-sure' instead of 'en-shur'.
Notes d'usageUse 'assure' when you want to promise someone that something is true or will happen. It’s often used in more formal situations. Avoid using it in casual conversations where simpler verbs like 'tell' or 'say' might fit better.Use 'ensure' when you want to guarantee an outcome or confirm safety. It's appropriate in both spoken and written contexts, though more commonly in formal writing. Avoid using 'ensure' in casual conversations where simpler words like 'make sure' might be more fitting.

Questions fréquentes : Assure vs Ensure

Quelle est la différence entre Assure et Ensure ?

Assure: To make someone feel sure about something Ensure: To make sure something happens or is true.

Lequel est le plus courant : Assure et Ensure ?

Assure est le plus courant dans l'anglais de tous les jours.

Assure et Ensure sont-ils au même niveau CEFR ?

Assure: B2, Ensure: B2 sur l'échelle CEFR.

Quelle est la nature grammaticale de Assure et Ensure ?

Assure: verb, Ensure: verb.

Peux-tu montrer un exemple de chacun ?

Assure: I assure you that everything will be fine. Ensure: Please ensure that all doors are locked before leaving the building.

Puis-je utiliser Assure et Ensure de façon interchangeable ?

Pas toujours. Assure et Ensure sont proches et se recoupent parfois, mais elles diffèrent par le registre, la fréquence et l'usage, donc remplacer l'une par l'autre peut changer le sens ou le ton. Regarde les différences ci-dessus avant de substituer.

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