diffuser

\di.fy.ze\

/\di.fy.ze\/ verb

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“diffuser” has 10 generated spelling variants in the French index at frequency #6,183. The variants make it a useful spelling check.

#6,183
frequency rank, French
5,307
“D” headwords
10
tracked misspellings
10
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Répandre dans toutes les directions.

Corpus desk

Index FR-diffuser · diffuser · French

diffuser · rank #6,183 · 10 variants · 10 confusables

  • FREQ-COMMON #6,183
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-MID 10 pairs
  • VAR-MID 10 variants
  • BOOK-DENSE 5,307
  • PHOTO-FINISH diesel

Nearest frequency peer: diesel (-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.

Pairs de rang près de l'aimant d'erreurs « diffuser »

Même bande de rareté: utile si une faute tombe sur un lemme voisin

corpus weight

What this shows « diffuser » siège parmi ces pairs FrequencyWords; la profondeur des fautes est suivie à part dans le graphique d'édition.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

diffuser vs diffusés
75% similar
diffuser vs diffuseur
89% similar
diffuser vs diffusera
89% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for diffuser
PropertyValue
Headworddiffuser
LanguageFrench
Part of speechVerb
IPA\di.fy.ze\
Letters8
Frequency rank#6,183
Misspellings tracked10
Confusable pairs10
SourceWiktionary (kaikki.org)

Fréquence de l'aimant d'erreurs « diffuser »

Cette échelle va du noyau du français courant (gauche) jusqu'à la traîne des formes rares (droite).diffuserse place ici:

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

Les tics avancent en logarithme; chacun est de l'ordre de dix fois plus rare. Dans la même bande de rareté figurent « diesel » (#6,182), « discrimination » (#6,184), « deviens » (#6,181). Parmi 5,307 lemmes en « D », « diffuser » est au #6,183. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 10 spelling variants around diffuser (IPA \di.fy.ze\), averb. Corpus frequency is #6,183 among 5,307 “D” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 10 likely wrong-spelling variants for diffuser, with forms such as "ddiffuser", "dfifuser", and "diffsuer". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 10 confusable-pair relationships, "diffusés", "diffuseur", "diffusera", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Our source data has no etymology on file for this entry, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is diffuser, spelled D-I-F-F-U-S-E-R.

Definition

  1. 1
    Répandre dans toutes les directions.
  2. 2
    Se propager.
  3. 3
    Émettre, transmettre par le moyen des ondes radio-électriques.

Recorded use

Wiktionary examples

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

  1. Les Combattantes, minisérie événement de TF1 diffusée ce lundi à 21 h 10, réunit à nouveau Audrey Fleurot, Camille Lou et Julie de Bona dans une fresque historique, produite par Iris Bucher et réalisée par Alexandre Laurent.
  2. Diffuser des idées, des sentiments.

This word in other languages

spread(English)emitir(Español)ausstrahlen(Deutsch)

Common misspellings

Also misspelled as:

  • ddiffuser
  • dfifuser
  • diffsuer
  • diffuesr
  • diffuserr
  • diffusre
  • diffusser
  • difufser
  • difuser
  • idffuser

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of diffuser - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

ddiffuser1dfifuser2diffsuer2diffuesr2diffuserr1diffusre2diffusser1difufser2
Edit distance from "diffuser"

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 "diffuser"?
"diffuser" is spelled D-I-F-F-U-S-E-R. The IPA pronunciation is \di.fy.ze\.
What does "diffuser" mean?
As a verb, "diffuser" means: Répandre dans toutes les directions.
What words are commonly confused with "diffuser"?
"diffuser" is commonly confused with "diffusés", "diffuseur", "diffusera". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "diffuser"?
The IPA (International Phonetic Alphabet) transcription for "diffuser" is \di.fy.ze\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "diffuser" come from?
"diffuser" 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.

Similar French words by spelling shape

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

Same letter count

Frequency-ranked French headwords with 8 letters (nearest by frequency rank).

Danemark#6,180célébrer#6,179fichiers#6,192figurent#6,193

Similar misspelling depth

Headwords with a similar count of attested misspellings (10 here; floor ≥5).

deviens10 variantsdrogues10 variantsgeneral10 variantsarrivant10 variants

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

Source: FrequencyWords open word-frequency list