je-sais-tout

\ʒə.sɛ.tu\

/\ʒə.sɛ.tu\/ noun

The verdict

“je-sais-tout” is uncommon French (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency French
12
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Personne qui semble ou fait semblant de tout savoir.

Corpus desk

Index FR-je-sais-tout · je-sais-tout · French

je-sais-tout · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 12 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "J" 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 je-sais-tout
PropertyValue
Headwordje-sais-tout
LanguageFrench
Part of speechNoun
IPA\ʒə.sɛ.tu\
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « je-sais-tout » en français

je-sais-toutsiège au-delà des 100.000 formes les plus fréquentes du français, dans la traîne du lexique spécialisé ou peu usité.

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

Rare enough to double-check

je-sais-tout is uncommon French outside the top frequency list, classed as anoun, transcribed \ʒə.sɛ.tu\. Rarity is why readers land here mid-draft. Gloss: "Personne qui semble ou fait semblant de tout savoir.".

je-sais-tout has no tracked misspelling variants, typically a sign the spelling maps closely to how the word sounds. We don't track a confusable pairing for this entry, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Our source data has no etymology on file for this entry, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct French form is je-sais-tout, spelled J-E---S-A-I-S---T-O-U-T.

Definition

  1. 1
    Personne qui semble ou fait semblant de tout savoir.

Recorded use

Wiktionary examples

These source excerpts show how je-sais-tout appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Parfois, un je-sais-tout intervient dans le débat, qu’il écrase de sa sérénité clairvoyante de voyageur mondialiste. « Ne croyez pas ça ! C’est partout pareil. »
  2. Il y a le moulin à paroles, le "je-sais-tout" qui prend tout le monde de haut, l'irascible... S'ils apportent de la vie au bureau, à la longue, ils vous saoulent.

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 "je-sais-tout"?
"je-sais-tout" is spelled J-E---S-A-I-S---T-O-U-T. The IPA pronunciation is \ʒə.sɛ.tu\.
What does "je-sais-tout" mean?
As a noun, "je-sais-tout" means: Personne qui semble ou fait semblant de tout savoir.
How do you pronounce "je-sais-tout"?
The IPA (International Phonetic Alphabet) transcription for "je-sais-tout" is \ʒə.sɛ.tu\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "je-sais-tout" come from?
"je-sais-tout" is a French word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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