How come vs How so vs Why

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

How come

FamilierTop 2000 (courant)

How so

Top 3000 (courant)

Why

Bloc à haute fréquenceA1adverb
Le plus courant: Why
 How comeHow soWhy
Prononciation🇬🇧 //haʊ kʌm//🇺🇸 //haʊ kʌm//🇬🇧 //haʊ səʊ//🇺🇸 //haʊ soʊ//🇬🇧 /["/waɪ/"]/🇺🇸 /["/waɪ/"]/
SensWhy is it?Why or how do you say that?A word used to ask for a reason or explanation.
ExempleHow come you didn't go to the party?He didn't finish his project? How so?I asked her why she was late.
RegistreFamilierNeutreNeutre
FréquenceTop 2000 (courant)Top 3000 (courant)Bloc à haute fréquence
Niveau CEFR--A1
Nature grammaticaleadverb
Collocationshow come that, how come you, how come ithow so?, how so that, tell me how soask why, wonder why, no reason why
Antonymes--because, therefore, so
Erreurs fréquentesUsed in formal writing., Confused with 'why'., Incorrectly connected to an explanation.Using 'how so' in formal writing, Confusing 'how so' with 'why', Overusing in conversations.Omitting 'why' in a question that needs it., Using 'why' in a statement instead of a question., Confusing it with 'when' or 'how'.
Notes d'usageUsed informally to ask reasons for something. Not suitable for formal situations or writing.Used to ask for clarification or to express surprise. More common in spoken language.Used to inquire about reasons. Generally suitable for most contexts, but avoid in very formal writing. Often starts a question.

Questions fréquentes : How come vs How so vs Why

Quelle est la différence entre How come, How so et Why ?

How come: Why is it? How so: Why or how do you say that? Why: A word used to ask for a reason or explanation.

Lequel est le plus courant : How come, How so et Why ?

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

Peux-tu montrer un exemple de chacun ?

How come: How come you didn't go to the party? How so: He didn't finish his project? How so? Why: I asked her why she was late.

Puis-je utiliser How come, How so et Why de façon interchangeable ?

Pas toujours. How come, How so et Why 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.