irrégulier

\i.ʁe.ɡy.lje\

/\i.ʁe.ɡy.lje\/ adj

The verdict

“irrégulier” is a moderately-common French word, ranked #21,976 in French word frequency and used as an adjective.

#21,976
frequency rank, French
10
letters
13
tracked misspellings
3
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) — Qui n’est pas selon les règles, qui ne suit pas les règles.

Visual similarity to commonly confused words

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

irrégulier vs irrégulière
82% similar
irrégulier vs irréguliers
91% similar
irrégulier vs irrégulières
75% similar

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

Key facts for irrégulier
PropertyValue
Headwordirrégulier
LanguageFrench
Part of speechAdjective
IPA\i.ʁe.ɡy.lje\
Letters10
Frequency rank#21,976
Misspellings tracked13
Confusable pairs3
SourceWiktionary (kaikki.org)

Where “irrégulier” sits in French frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). irrégulier lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The French entry for irrégulier is 10 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as \i.ʁe.ɡy.lje\. Corpus data places it at rank #21,976 in overall French word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 7 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 13 likely wrong-spelling variants for irrégulier, with forms such as "irregulier", "irrgéulier", and "irréggulier". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 3 confusable-pair relationships, "irrégulière", "irréguliers", "irrégulières", where similar look or sound leads writers to substitute one word for another in context.

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 irrégulier, spelled I-R-R-É-G-U-L-I-E-R, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    Qui n’est pas selon les règles, qui ne suit pas les règles.
  2. 2
    Qui, après avoir reçu les ordres ecclésiastiques, devient incapable d’en exercer les fonctions, pour avoir encouru les censures.
  3. 3
    Qui n’est pas symétrique ou uniforme.
  4. 4
    Qualifie les vers qui ne sont pas tous de même mesure et dont les rimes ne sont pas disposées de la même manière.
  5. 5
    Qualifie une pièce florale dont les divisions ou les pétales ne sont pas semblables.
  6. 6
    Qualifie des soldats, des troupes qui n’appartiennent pas à l’armée régulière.
  7. 7
    Se dit d’une macromolécule ou d’un polymère dont la structure comporte plus d’une sorte d’unités constitutives, ou des unités constitutives identiques mais non reliées entre elles de la même manière.

Synonyms

Antonyms

This word in other languages

Common misspellings

Also misspelled as: irregulier,irrgéulier,irréggulier,irrégluier,irréguiler,irréguleir,irrégulierr,irrégulire,irrégullier,irréuglier,irégulier,irérgulier,rirégulier

Misspelling Pattern Breakdown

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

Edit distance from "irrégulier"

irregulier1irrgéulier2irréggulier1irrégluier2irréguiler2irréguleir2irrégulierr1irrégulire2
Edit distance from "irrégulier"

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.

Cite this page

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

PlainSpell, “irrégulier, 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/irregulier

Frequently Asked Questions

How do you spell "irrégulier"?
"irrégulier" is spelled I-R-R-É-G-U-L-I-E-R. The IPA pronunciation is \i.ʁe.ɡy.lje\.
What does "irrégulier" mean?
As an adjective, "irrégulier" means: Qui n’est pas selon les règles, qui ne suit pas les règles.
What words are commonly confused with "irrégulier"?
"irrégulier" is commonly confused with "irrégulière", "irréguliers", "irrégulières". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "irrégulier"?
The IPA (International Phonetic Alphabet) transcription for "irrégulier" is \i.ʁe.ɡy.lje\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "irrégulier" come from?
"irrégulier" 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 “irrégulier”

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

  • The one correct French spelling is I-R-R-É-G-U-L-I-E-R - every other letter order is a misspelling in standard orthography.
  • Say it as \i.ʁe.ɡy.lje\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “irrégulière” - see the side-by-side comparison. irrégulier vs irrégulière
  • Browse more French words and confusable pairs in the same reference. French words

Nearby French words

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

Explore PlainSpell

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