exfiltration

\ɛks.fil.tʁa.sjɔ̃\

/\ɛks.fil.tʁa.sjɔ̃\/ noun

The verdict

“exfiltration” is uncommon French (frequency #64,434 among 3,255 “E” headwords), classed as a noun. The kind of spelling people second-guess.

#64,434
frequency rank, French
3,255
“E” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Transfert secret d'une personne d'un pays à un autre, ou d'un endroit à un autre.

Corpus desk

Index FR-exfiltration · exfiltration · French

exfiltration · rank #64,434 · 0 variants · 0 confusables

  • FREQ-RARE #64,434
  • LEN-MEGA 12 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,255
  • PHOTO-FINISH exempter

Nearest frequency peer: exempter (-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 « exfiltration »

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 « exfiltration » se situe face à des rangs français aussi rares.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for exfiltration
PropertyValue
Headwordexfiltration
LanguageFrench
Part of speechNoun
IPA\ɛks.fil.tʁa.sjɔ̃\
Letters12
Frequency rank#64,434
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « exfiltration » en français

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

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

L'axe est logarithmique: chaque tic marque environ dix fois moins de fréquence. Voisins rares de la même bande: « exempter » (#64,433), « expansions » (#64,435), « expliquerais » (#64,436). Parmi 3,255 lemmes en « E », « exfiltration » est au #64,434. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

exfiltration is uncommon French at frequency #64,434 among 3,255 “E” headwords, classed as anoun, transcribed \ɛks.fil.tʁa.sjɔ̃\. Rarity is why readers land here mid-draft. Gloss: "Transfert secret d'une personne d'un pays à un autre, ou d'un endroit à un autre.".

exfiltration doesn't appear in our generated misspelling index, typically a sign the spelling maps closely to how the word sounds. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No documented word history exists for this headword, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct French form is exfiltration, spelled E-X-F-I-L-T-R-A-T-I-O-N.

Definition

  1. 1
    Transfert secret d'une personne d'un pays à un autre, ou d'un endroit à un autre.

Recorded use

Wiktionary examples

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

  1. Des certificats médicaux pour justifier les désertions d'officiels, et les exfiltrations d'étudiants vers les rangs rebelles.
  2. Lors d’entretiens menés par Anthony Samrani, rédacteur en chef de L’Orient-Le Jour, l’ex-n° 1 de Renault-Nissan a dévoilé « [son] ressenti dans la boîte », des « incidents particuliers » lors du trajet, comme lorsque la mise à jour du téléphone d’un membre de son équipe d’exfiltration a fait craindre l’échec de la mission.

Synonyms

Antonyms

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); 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 "exfiltration"?
"exfiltration" is spelled E-X-F-I-L-T-R-A-T-I-O-N. The IPA pronunciation is \ɛks.fil.tʁa.sjɔ̃\.
What does "exfiltration" mean?
As a noun, "exfiltration" means: Transfert secret d'une personne d'un pays à un autre, ou d'un endroit à un autre.
How do you pronounce "exfiltration"?
The IPA (International Phonetic Alphabet) transcription for "exfiltration" is \ɛks.fil.tʁa.sjɔ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "exfiltration" come from?
"exfiltration" is a French word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 "exfiltration", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 12 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list