Castex

\kas.tɛks\

/\kas.tɛks\/ name

The verdict

“Castex” is uncommon French (frequency #50,707 among 8,609 “C” headwords), classed as a proper noun. The kind of spelling people second-guess.

#50,707
frequency rank, French
8,609
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Nom de famille.

Corpus desk

Index FR-castex · Castex · French

Castex · rank #50,707 · 0 variants · 0 confusables

  • FREQ-RARE #50,707
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 8,609
  • PHOTO-FINISH caribous

Nearest frequency peer: caribous (-1 rank slots)

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.

Rangs de longue queue près de « Castex »

Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court

corpus weight

What this shows Vue de longue queue: où « Castex » se situe face à des rangs français aussi rares.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for Castex
PropertyValue
HeadwordCastex
LanguageFrench
Part of speechProper noun
IPA\kas.tɛks\
Letters6
Frequency rank#50,707
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « Castex » en français

De gauche à droite: le peu qui porte la parole quotidienne, puis la longue queue quasi invisible.Castextombe dans cette queue de rareté:

#1#100#1K#10K#100K
← used constantlyrarely used →

Les tics avancent en logarithme; chacun est de l'ordre de dix fois plus rare. Voisins rares de la même bande: « caribous » (#50,706), « caïman » (#50,708), « cardan » (#50,705). Parmi 8,609 lemmes en « C », « Castex » est au #50,707. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

Castex is uncommon French at frequency #50,707 among 8,609 “C” headwords, classed as aproper noun, transcribed \kas.tɛks\. Rarity is why readers land here mid-draft. Gloss: "Nom de famille.".

Castex doesn't appear in our generated misspelling index, since its letter sequence doesn't invite the usual edit-distance slips. We don't track a confusable pairing for this entry, which tends to mean the word is visually distinctive enough to stand on its own.

This entry carries no recorded etymology, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is Castex, spelled C-A-S-T-E-X.

Definition

  1. 1
    Nom de famille.

Recorded use

Wiktionary examples

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

  1. Nouveauté 2015 : la famille Castex a installé des parcs gonflables à la fois terrestre (y compris pour les enfants) et aquatique avec un toboggan de 5 m de haut pour un plongeon inoubliable !
  2. Pour remplacer Gérard Collomb, Emmanuel Macron et Édouard Philippe ont immédiatement une autre idée : une personnalité de la société civile, Jean Castex, maire de Prades, dans les Pyrénées-Orientales, délégué interministériel aux jeux olympiques de 2024.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "Castex"?
"Castex" is spelled C-A-S-T-E-X. The IPA pronunciation is \kas.tɛks\.
What does "Castex" mean?
As a proper noun, "Castex" means: Nom de famille.
How do you pronounce "Castex"?
The IPA (International Phonetic Alphabet) transcription for "Castex" is \kas.tɛks\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "Castex" come from?
"Castex" 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.

Similar French words by spelling shape

Same letter count and similar misspelling depth for "Castex", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 6 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list