Act vs Behave vs Conduct vs Execute vs Perform vs React

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

Act

Top 1000 (très courant)A2verb

Behave

Top 1000 (très courant)A2verb

Conduct

Top 2000 (courant)B2verb

Execute

Top 2000 (courant)C1verb

Perform

Top 1000 (très courant)A2verb

React

Top 1000 (très courant)A2verb
 ActBehaveConductExecutePerformReact
Prononciation🇬🇧 /["/ækt/","/ækts/","/ˈæktɪd/","/ˈæktɪŋ/"]/🇺🇸 /["/ækt/","/ækts/","/ˈæktɪd/","/ˈæktɪŋ/"]/🇬🇧 /["/bɪˈheɪv/","/bɪˈheɪvz/","/bɪˈheɪvd/","/bɪˈheɪvɪŋ/"]/🇺🇸 /["/bɪˈheɪv/","/bɪˈheɪvz/","/bɪˈheɪvd/","/bɪˈheɪvɪŋ/"]/🇬🇧 /["/kənˈdʌkt/","/kənˈdʌkts/","/kənˈdʌktɪd/","/kənˈdʌktɪŋ/"]/🇺🇸 /["/kənˈdʌkt/","/kənˈdʌkts/","/kənˈdʌktɪd/","/kənˈdʌktɪŋ/"]/🇬🇧 /["/ˈeksɪkjuːt/","/ˈeksɪkjuːts/","/ˈeksɪkjuːtɪd/","/ˈeksɪkjuːtɪŋ/"]/🇺🇸 /["/ˈeksɪkjuːt/","/ˈeksɪkjuːts/","/ˈeksɪkjuːtɪd/","/ˈeksɪkjuːtɪŋ/"]/🇬🇧 /["/pəˈfɔːm/","/pəˈfɔːmz/","/pəˈfɔːmd/","/pəˈfɔːmɪŋ/"]/🇺🇸 /["/pərˈfɔːrm/","/pərˈfɔːrmz/","/pərˈfɔːrmd/","/pərˈfɔːrmɪŋ/"]/🇬🇧 /["/riˈækt/","/riˈækts/","/riˈæktɪd/","/riˈæktɪŋ/"]/🇺🇸 /["/riˈækt/","/riˈækts/","/riˈæktɪd/","/riˈæktɪŋ/"]/
SensTo do something or take action.to act in a certain way, usually in a good wayTo lead or manage something, like a project or an activity.To carry out or perform a task or order.to do something, especially in front of othersTo respond to something.
ExempleShe decided to act in the school play this year.You need to behave properly during the meeting.The scientist will conduct an experiment to test the hypothesis.The software will execute the commands as soon as they are entered.She will perform a song at the concert tonight.She always knows how to react to unexpected situations.
RegistreNeutreNeutreNeutreNeutreNeutreNeutre
FréquenceTop 1000 (très courant)Top 1000 (très courant)Top 2000 (courant)Top 2000 (courant)Top 1000 (très courant)Top 1000 (très courant)
Niveau CEFRA2A2B2C1A2A2
Nature grammaticaleverbverbverbverbverbverb
Collocationsat once, immediately, promptly, against, for somebody, on behalf of somebody, act as if, act in somebody’s best interests, act in good faith, at once, immediately, promptly, against, for somebody, on behalf of somebody, act as if, act in somebody’s best interests, act in good faith, brilliantly, well, badly, brilliantly, well, badlyimpeccably, perfectly, well, according to, as if, as though, impeccably, perfectly, well, according to, as if, as thoughindependently, separately, jointly, honourably/​honorably, well, with dignity, as, in, wellsummarily, illegally, publicly, as, for, beautifully, boldly, brilliantly, duly executed, beautifully, boldly, brilliantly, duly executedlive, in public, publicly, first performed, rarely performed, see something performed, effectively, efficiently, properly, be able to, be unable to, be expected to, failure to perform something, admirably, beautifully, brilliantly, be able to, be unable to, be expected tostrongly, favourably/​favorably, positively, tend to, be slow to, not know how to, against, by, to, strongly, favourably/​favorably, positively, tend to, be slow to, not know how to, against, by, to, strongly, favourably/​favorably, positively, tend to, be slow to, not know how to, against, by, to
Antonymesignore, neglect, refrainmisbehave, disobey, rebelneglect, abandoncancel, abort, neglectneglect, ignore, abortignore, overlook, neglect
Erreurs fréquentes'Act' is sometimes confused with 'take action', which has a slightly different connotation., Learners often omit the preposition when using 'act on' phrases., 'Act' may be incorrectly used as a noun instead of a verb.Incorrectly using 'behave' as a noun., Using 'behave' without indicating how (e.g., 'behave well')., Confusing with 'misbehave' without context.Confused with 'conduct' as a noun vs. verb., Incorrectly using it without an object, e.g., 'conduct a meeting' instead of just 'conduct'., Mixing up 'conduct' with similar verbs like 'perform' or 'carry out'.'Execute' is often confused with 'prosecute'; remember they have different meanings., Learners may forget that 'execute' typically requires an object, e.g., 'execute a plan'., 'Execute' is sometimes incorrectly used in informal situations where simpler verbs would be more suitable.Used incorrectly as 'performance' instead of 'perform', Confused with 'present', especially in a non-theatrical context, Using 'perform' without specifying what is being performedConfused with 'act' instead of 'react'., Using the incorrect preposition (should be 'react to', not 'react with')., Forget to specify what is being reacted to.
Notes d'usageUse 'act' in both formal and informal contexts when referring to behavior. Avoid using it in overly casual settings when describing serious actions.Use 'behave' in contexts where actions are guided by rules or expectations, especially with children. It's neutral and appropriate in both casual and formal settings. Avoid using it in extremely informal or slang contexts.Use ‘conduct’ in formal contexts, such as business or research. It is not suitable for casual conversations or informal writing.Use 'execute' in formal contexts, such as legal or technical situations. It may sound too rigid in everyday conversation; prefer simpler terms like 'do' or 'carry out' in casual settings.Used in contexts such as theater, music, and tasks. Common in both informal and formal settings. Avoid when not discussing an action or task.Commonly used in both spoken and written English. Suitable in formal and informal contexts. Avoid using it in overly casual settings where simpler words like 'say' might be more appropriate.

Questions fréquentes : Act vs Behave vs Conduct vs Execute vs Perform vs React

Quelle est la différence entre Act, Behave, Conduct, Execute, Perform et React ?

Act: To do something or take action. Behave: to act in a certain way, usually in a good way Conduct: To lead or manage something, like a project or an activity. Execute: To carry out or perform a task or order. Perform: to do something, especially in front of others React: To respond to something.

Lequel est le plus avancé : Act, Behave, Conduct, Execute, Perform et React ?

Execute est le niveau le plus élevé, à C1, sur l'échelle CEFR.

Act, Behave, Conduct, Execute, Perform et React sont-ils au même niveau CEFR ?

Act: A2, Behave: A2, Conduct: B2, Execute: C1, Perform: A2, React: A2 sur l'échelle CEFR.

Quelle est la nature grammaticale de Act, Behave, Conduct, Execute, Perform et React ?

Act: verb, Behave: verb, Conduct: verb, Execute: verb, Perform: verb, React: verb.

Peux-tu montrer un exemple de chacun ?

Act: She decided to act in the school play this year. Behave: You need to behave properly during the meeting. Conduct: The scientist will conduct an experiment to test the hypothesis. Execute: The software will execute the commands as soon as they are entered. Perform: She will perform a song at the concert tonight. React: She always knows how to react to unexpected situations.

Puis-je utiliser Act, Behave, Conduct, Execute, Perform et React de façon interchangeable ?

Pas toujours. Act, Behave, Conduct, Execute, Perform et React 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.