First of all vs Firstly

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

First of all

Top 2000 (courant)

Firstly

Formel Top 3000 (courant) A2 adverb

Le plus formel: Firstly Le plus courant: First of all

	First of all	Firstly
Prononciation	🇬🇧 //fɜːst əv ɔːl// 🇺🇸 //fɜrst əv ɔl//	🇬🇧 /["/ˈfɜːstli/"]/ 🇺🇸 /["/ˈfɜːrstli/"]/
Sens	Pour commencer ; le premier point à mentionner. To start with; the first point to mention.	At the start of a list or explanation.
Exemple	First of all, we need to discuss the budget for next year.	There are two reasons for this decision: firstly…
Registre	Neutre	Formel
Fréquence	Top 2000 (courant)	Top 3000 (courant)
Niveau CEFR	-	A2
Nature grammaticale		adverb
Collocations	first of all, we need, first of all, let's discuss, first of all, thank you, first of all, I want to, first of all, remember	firstly and secondly, firstly then, firstly I would like
Antonymes	-	lastly, finally
Erreurs fréquentes	Using it in the middle of a sentence instead of at the beginning., Confusing with 'firstly', which is more formal., Omitting 'of all' and saying only 'first'.	'Firstly' is not often used in informal contexts., Some learners confuse 'firstly' with 'first,' thinking they can use them interchangeably in all situations., Overusing 'firstly' when listing items can sound overly formal.
Notes d'usage	Souvent utilisé pour introduire le premier point d'une liste. Approprié dans les contextes parlés et écrits. À éviter dans des contextes très formels. Often used to introduce the first point in a list. Appropriate in both spoken and written contexts. Avoid in very formal settings.	Use 'firstly' to introduce the first point in formal writing or speeches. Avoid in casual conversations; 'first' is often preferred instead.

Vois-le dans de vrais extraits

Yes. First of all, you're all done.

Agatha Christies Poirot › S1 E1

First of all. . .

Yes. First of all, you're all done.

Agatha Christies Poirot › S1 E1

First of all. . .

First of all

The Lord Of The Rings › The Fellowship Of The Ring

Do you know how the Orcs first came into being?

Firstly

Questions fréquentes : First of all vs Firstly

Quelle est la différence entre First of all et Firstly ?

First of all: To start with; the first point to mention. Firstly: At the start of a list or explanation.

Lequel est le plus formel : First of all et Firstly ?

Firstly est le plus formel de tous.

Lequel est le plus courant : First of all et Firstly ?

First of all est le plus courant dans l'anglais de tous les jours.

Peux-tu montrer un exemple de chacun ?

First of all: First of all, we need to discuss the budget for next year. Firstly: There are two reasons for this decision: firstly…

Puis-je utiliser First of all et Firstly de façon interchangeable ?

Pas toujours. First of all et Firstly 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.