Fast vs Quick vs Rapid

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

Fast

Top 1000 (très courant)A1adjective

Quick

Top 1000 (très courant)A1adjective

Rapid

Top 2000 (courant)B2adjective
 FastQuickRapid
Prononciation🇬🇧 /["/fɑːst/"]/🇺🇸 /["/fæst/"]/🇬🇧 /["/kwɪk/"]/🇺🇸 /["/kwɪk/"]/🇬🇧 //ˈræp.ɪd//🇺🇸 //ˈræp.ɪd//
SensMoving or happening quickly.happening fast or in a short timehappening very quickly
ExempleShe runs very fast when she is late for school.She took a quick glance at the clock.The rapid changes in technology are hard to keep up with.
RegistreNeutreNeutreNeutre
FréquenceTop 1000 (très courant)Top 1000 (très courant)Top 2000 (courant)
Niveau CEFRA1A1B2
Nature grammaticaleadjectiveadjectiveadjective
Collocationsbe, seem, extremely, fairly, very, be, seem, extremely, fairly, verybe, seem, become, extremely, fairly, very, at, quick and easy, be, seem, become, extremely, fairly, very, at, quick and easy, be, seem, become, extremely, fairly, very, at, quick and easyrapid response, rapid increase, rapid change
Antonymesslowslow, leisurelyslow, gradual, leisurely
Erreurs fréquentes'Fast' is sometimes confused with 'quick' improperly., Learners often forget that 'fast' can be used for both time and physical speed., Some may incorrectly add 'ly' to make it an adverb (fastly).Confused with 'fast' — while similar, 'quick' often implies a short duration., Using 'quicker' instead of 'more quick' — 'quick' forms a comparative like 'quicker'., Mixing up noun and adjective forms; remember 'quick' is an adjective.Confusing with 'quick', which implies speed but may not denote the same urgency., Using 'rapid' in contexts where a slower pace is typical.
Notes d'usageUse 'fast' to describe speed, but be cautious when using it with 'to' (as in 'to fast', it means to not eat for a period of time). Appropriate in both written and spoken contexts.Used to describe actions or things that happen with speed. Avoid using in very formal situations; instead, use 'rapid' or 'swift'.Used to describe actions or changes that occur with speed. Suitable for both formal and informal contexts.

Questions fréquentes : Fast vs Quick vs Rapid

Quelle est la différence entre Fast, Quick et Rapid ?

Fast: Moving or happening quickly. Quick: happening fast or in a short time Rapid: happening very quickly

Lequel est le plus avancé : Fast, Quick et Rapid ?

Rapid est le niveau le plus élevé, à B2, sur l'échelle CEFR.

Fast, Quick et Rapid sont-ils au même niveau CEFR ?

Fast: A1, Quick: A1, Rapid: B2 sur l'échelle CEFR.

Quelle est la nature grammaticale de Fast, Quick et Rapid ?

Fast: adjective, Quick: adjective, Rapid: adjective.

Peux-tu montrer un exemple de chacun ?

Fast: She runs very fast when she is late for school. Quick: She took a quick glance at the clock. Rapid: The rapid changes in technology are hard to keep up with.

Puis-je utiliser Fast, Quick et Rapid de façon interchangeable ?

Pas toujours. Fast, Quick et Rapid 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.

Comparaisons associées