un de ces jours

\œ̃ də sɛ ʒuʁ\

/\œ̃ də sɛ ʒuʁ\/ adv

The verdict

“un de ces jours” is outside the top-ranked French vocabulary, used as an adverb - the kind of word writers most often double-check.

Unranked
below top-frequency French
15
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Dans un de ces prochains jours.

Key facts for un de ces jours
PropertyValue
Headwordun de ces jours
LanguageFrench
Part of speechAdverb
IPA\œ̃ də sɛ ʒuʁ\
Letters15
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “un de ces jours” sits in French frequency

un de ces jours falls outside the top-100,000 ranked French words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Spelling & Dictionary Insight

The French entry for un de ces jours is 15 letters long, classified as an adverb, and transcribed in the International Phonetic Alphabet as \œ̃ də sɛ ʒuʁ\. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "Dans un de ces prochains jours.".

No misspelling variants are generated for un de ces jours in our index, suggesting the orthography follows predictable French patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

No explicit etymology string is stored for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. For readers arriving here from a spelling check, the authoritative guidance is: the correct French form is un de ces jours, spelled U-N- -D-E- -C-E-S- -J-O-U-R-S, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    Dans un de ces prochains jours.

Synonyms

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.

Cite this page

Free to reuse with attribution (CC BY-SA). Copy the citation:

PlainSpell, “un de ces jours, French word data” (May 6, 2026). Derived from Wiktionary (kaikki.org, CC BY-SA) and an open word-frequency list. https://plainspell.com/fr/mot/un-de-ces-jours

Frequently Asked Questions

How do you spell "un de ces jours"?
"un de ces jours" is spelled U-N- -D-E- -C-E-S- -J-O-U-R-S. The IPA pronunciation is \œ̃ də sɛ ʒuʁ\.
What does "un de ces jours" mean?
As an adverb, "un de ces jours" means: Dans un de ces prochains jours.
How do you pronounce "un de ces jours"?
The IPA (International Phonetic Alphabet) transcription for "un de ces jours" is \œ̃ də sɛ ʒuʁ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "un de ces jours" come from?
"un de ces jours" 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.

Using “un de ces jours”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct French spelling is U-N- -D-E- -C-E-S- -J-O-U-R-S - every other letter order is a misspelling in standard orthography.
  • Say it as \œ̃ də sɛ ʒuʁ\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more French words and confusable pairs in the same reference. French words

Nearby French words

Other entries that begin with the letter U in our French index:

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Data Source: Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list