Certain vs Clear vs Definite vs Sure

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

Certain

Top 1000 (très courant)A2adjective

Clear

Top 1000 (très courant)A2adjective

Definite

Top 2000 (courant)B1adjective

Sure

Top 1000 (très courant)A1adjective
 CertainClearDefiniteSure
Prononciation🇬🇧 /["/ˈsɜːtn/"]/🇺🇸 /["/ˈsɜːrtn/"]/🇬🇧 /["/klɪə(r)/"]/🇺🇸 /["/klɪr/"]/🇬🇧 /["/ˈdefɪnət/"]/🇺🇸 /["/ˈdefɪnət/"]/🇬🇧 /["/ʃʊə(r)//ʃɔː(r)/"]/🇺🇸 /["/ʃʊr/"]/
Senssure, without any doubtEasy to see through or understand.Clear and certain.certain or confident about something
ExempleI am certain that I locked the door before leaving.The sky is very clear today, perfect for a picnic.She gave a definite answer to the question.I am sure that we will win the game.
RegistreNeutreNeutreNeutreNeutre
FréquenceTop 1000 (très courant)Top 1000 (très courant)Top 2000 (courant)Top 1000 (très courant)
Niveau CEFRA2A2B1A1
Nature grammaticaleadjectiveadjectiveadjectiveadjective
Collocationsbe, feel, look, very, absolutely, quite, about, of, can’t say for certain, not know for certain, be, feel, look, very, absolutely, quite, about, of, can’t say for certain, not know for certainbe, seem, become, extremely, fairly, very, to, clear and concise, be, seem, become, extremely, fairly, very, to, clear and concise, be, extremely, fairly, very, about, on, be, look, become, extremely, fairly, very, loud and clear, be, become, extremely, fairly, very, be, look, seem, completely, fairly, pretty, ofdefinite answer, definite plan, definite statement, definite proofbe, feel, seem, absolutely, completely, quite, about, of, be, feel, seem, absolutely, completely, quite, about, of
Antonymesuncertain, doubtful, indefinitecloudy, unclear, muddyvague, uncertain, ambiguousuncertain, doubtful, unsure
Erreurs fréquentesConfused with 'sure' in different contexts., Using 'certain' without clarifying what is certain about., Incorrectly using 'certain' to describe someone as a person (should be used for objects or ideas).'Clear' is often confused with 'clean.', 'Clear' is sometimes incorrectly used as a verb instead of an adjective., Learners may forget to use 'clear' to describe abstract concepts, like thoughts.Confusing 'definite' with 'definitive' which has a different meaning., Using 'definite' with uncountable nouns incorrectly, such as 'a definite knowledge'., Omitting the noun after 'definite' in phrases like 'this is definite'.Used too casually in formal situations., Confused with 'surely' which implies a stronger confirmation., Mispronounced as 'sher' instead of 'shur'.
Notes d'usageUse 'certain' when you want to express confidence in something. It's appropriate in both spoken and written English, but avoid it in very formal contexts where 'specific' or 'determined' may be better.Use 'clear' to describe something easily understood or free of obstructions. It’s appropriate in both casual and formal contexts. Avoid using it in overly technical discussions where precision matters.Use 'definite' when you want to express something that is clearly stated or decided. It is appropriate in both spoken and written contexts but may sound overly formal in casual conversations.Used to express agreement or assurance. It's typically appropriate in most casual and formal contexts, but can feel dismissive if overused in a conversation.

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Sure

Questions fréquentes : Certain vs Clear vs Definite vs Sure

Quelle est la différence entre Certain, Clear, Definite et Sure ?

Certain: sure, without any doubt Clear: Easy to see through or understand. Definite: Clear and certain. Sure: certain or confident about something

Lequel est le plus avancé : Certain, Clear, Definite et Sure ?

Definite est le niveau le plus élevé, à B1, sur l'échelle CEFR.

Certain, Clear, Definite et Sure sont-ils au même niveau CEFR ?

Certain: A2, Clear: A2, Definite: B1, Sure: A1 sur l'échelle CEFR.

Quelle est la nature grammaticale de Certain, Clear, Definite et Sure ?

Certain: adjective, Clear: adjective, Definite: adjective, Sure: adjective.

Peux-tu montrer un exemple de chacun ?

Certain: I am certain that I locked the door before leaving. Clear: The sky is very clear today, perfect for a picnic. Definite: She gave a definite answer to the question. Sure: I am sure that we will win the game.

Puis-je utiliser Certain, Clear, Definite et Sure de façon interchangeable ?

Pas toujours. Certain, Clear, Definite et Sure 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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