bien sûr

\bjɛ̃ syʁ\

/\bjɛ̃ syʁ\/ adv

The verdict

“bien sûr” is uncommon French (outside the top frequency list), classed as an adverb. The kind of spelling people second-guess.

Unranked
below top-frequency French
8
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Évidemment ; avec évidence ; certainement.

Corpus desk

Index FR-bien-sur · bien sûr · French

bien sûr · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "B" thin
  • PHOTO-UNK Peer pending

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for bien sûr
PropertyValue
Headwordbien sûr
LanguageFrench
Part of speechAdverb
IPA\bjɛ̃ syʁ\
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « bien sûr » en français

bien sûrreste hors des 100.000 mots français les plus fréquents, dans la longue queue du vocabulaire technique, archaïque ou rare, là où le doute d'orthographe frappe.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

bien sûr is uncommon French outside the top frequency list, classed as anadverb, transcribed \bjɛ̃ syʁ\. Rarity is why readers land here mid-draft. Gloss: "Évidemment ; avec évidence ; certainement.".

bien sûr doesn't appear in our generated misspelling index, a straightforward case of a spelling with little room for common typos. No close-neighbour confusable shows up for this headword in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

No documented word history exists for this headword, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct French form is bien sûr, spelled B-I-E-N- -S-Û-R.

Definition

  1. 1
    Évidemment ; avec évidence ; certainement.

Recorded use

Wiktionary examples

These source excerpts show how bien sûr appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. A l'époque, il ne disposait bien sûr pas d’ordinateur, il faisait les calculs à la main, et c'est pourquoi le nombre de trajectoires calculées était limité.
  2. Il y a des exceptions à la règle, bien sûr. Les filles de dix-huit ans qui font du bonnet D, moulées dans du lycra , ça passe.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "bien sûr"?
"bien sûr" is spelled B-I-E-N- -S-Û-R. The IPA pronunciation is \bjɛ̃ syʁ\.
What does "bien sûr" mean?
As an adverb, "bien sûr" means: Évidemment ; avec évidence ; certainement.
How do you pronounce "bien sûr"?
The IPA (International Phonetic Alphabet) transcription for "bien sûr" is \bjɛ̃ syʁ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "bien sûr" come from?
"bien sûr" is a French word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list