insu
\ɛ̃.sy\
The verdict
“insu” has 5 generated spelling variants in the French index at frequency #12,987. The variants make it a useful spelling check.
- #12,987
- frequency rank, French
- 3,561
- “I” headwords
- 5
- tracked misspellings
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Utilisé uniquement dans la locution figée à l’insu de quelqu'un, et, dans les locutions analogues, à mon insu, à votre insu… C’est-à-dire la chose n'étant pas sue de quelqu'un, de moi, de vous, etc.
Corpus desk
Index FR-insu · insu · French
insu · rank #12,987 · 5 variants · 20 confusables
- FREQ-MID #12,987
- LEN-MID 4 letters
- VOW-2 2 vowels
- CONFUS-HIGH 20 pairs
- VAR-MID 5 variants
- BOOK-MID 3,561
- PHOTO-FINISH inspirant
Nearest frequency peer: inspirant (-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 « insu »
Même bande de rareté: utile si une faute tombe sur un lemme voisin
- inattendue
inattendue
87,017 corpus weight
- incarnation
incarnation
87,016 corpus weight
- inspirant
inspirant
87,015 corpus weight
- insu
insu
87,014 corpus weight
- insuffisante
insuffisante
87,013 corpus weight
- insurgés
insurgés
87,012 corpus weight
What this shows « insu » siège parmi ces pairs FrequencyWords; la profondeur des fautes est suivie à part dans le graphique d'édition.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | insu |
| Language | French |
| Part of speech | Noun |
| IPA | \ɛ̃.sy\ |
| Letters | 4 |
| Frequency rank | #12,987 |
| Misspellings tracked | 5 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Fréquence de l'aimant d'erreurs « insu »
A misspelling magnet
The generator records 5 spelling variants around insu (IPA \ɛ̃.sy\), anoun. Corpus frequency is #12,987 among 3,561 “I” headwords. Dominant gloss: "Utilisé uniquement dans la locution figée à l’insu de quelqu'un, et, dans les locutions analogues, à mon insu, à votre insu… C’est-à-dire la chose n'étant pas sue de quelqu'un, de moi, de vous, etc.".
Our generated misspelling index lists 5 likely wrong-spelling variants for insu, with forms such as "innsu", "inssu", and "inus". 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 20 confusable-pair relationships, "iu", "ios", "iso", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.
This headword's origin isn't recorded in our source data, so its spelling is best read as a straightforward mapping from sound to letter. The correct French form is insu, spelled I-N-S-U.
Definition
- 1Utilisé uniquement dans la locution figée à l’insu de quelqu'un, et, dans les locutions analogues, à mon insu, à votre insu… C’est-à-dire la chose n'étant pas sue de quelqu'un, de moi, de vous, etc.
Recorded use
Wiktionary examplesThese source excerpts show how insu appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Mais c’était à l’insu de leurs parents cruels ; La défense est un charme.
Sinon contre mon gré, du moins à mon insu.
This word in other languages
Common misspellings
Also misspelled as:
- innsu
- inssu
- inus
- isnu
- nisu
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of insu - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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 "insu"?
What does "insu" mean?
What words are commonly confused with "insu"?
How do you pronounce "insu"?
What language does "insu" come from?
Is PlainSpell free to use?
Similar French words by spelling shape
Same letter count and similar misspelling depth for "insu", not the corpus desk frequency band.
Same letter count
Frequency-ranked French headwords with 4 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (5 here; floor ≥5).