sigma
\siɡ.ma\
The verdict
“sigma” has 7 generated spelling variants in the French index at frequency #31,736. The variants make it a useful spelling check.
- #31,736
- frequency rank, French
- 6,032
- “S” headwords
- 7
- tracked misspellings
- 19
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - σ, ς, Σ, dix-huitième lettre et treizième consonne de l’alphabet grec.
Corpus desk
Index FR-sigma · sigma · French
sigma · rank #31,736 · 7 variants · 19 confusables
- FREQ-MID #31,736
- LEN-MID 5 letters
- VOW-2 2 vowels
- CONFUS-HIGH 19 pairs
- VAR-MID 7 variants
- BOOK-DENSE 6,032
- PHOTO-FINISH Siméon
Nearest frequency peer: Siméon (+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 « sigma »
Même bande de rareté: utile si une faute tombe sur un lemme voisin
- scream
scream
68,270 corpus weight
- sigma
sigma
68,265 corpus weight
- Siméon
Siméon
68,264 corpus weight
- sinistrés
sinistrés
68,263 corpus weight
- sitter
sitter
68,262 corpus weight
- slide
slide
68,261 corpus weight
What this shows « sigma » 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 | sigma |
| Language | French |
| Part of speech | Noun |
| IPA | \siɡ.ma\ |
| Letters | 5 |
| Frequency rank | #31,736 |
| Misspellings tracked | 7 |
| Confusable pairs | 19 |
| Source | Wiktionary (kaikki.org) |
Fréquence de l'aimant d'erreurs « sigma »
A misspelling magnet
The generator records 7 spelling variants around sigma (IPA \siɡ.ma\), anoun. Corpus frequency is #31,736 among 6,032 “S” headwords. Dominant gloss: "σ, ς, Σ, dix-huitième lettre et treizième consonne de l’alphabet grec.".
Our generated misspelling index lists 7 likely wrong-spelling variants for sigma, with forms such as "isgma", "sgima", and "sigam". 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 19 confusable-pair relationships, "sim", "Sims", "sign", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
No documented word history exists for this headword, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct French form is sigma, spelled S-I-G-M-A.
Definition
- 1σ, ς, Σ, dix-huitième lettre et treizième consonne de l’alphabet grec.
This word in other languages
Common misspellings
Also misspelled as:
- isgma
- sgima
- sigam
- siggma
- sigmma
- simga
- ssigma
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of sigma - 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
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Similar French words by spelling shape
Same letter count and similar misspelling depth for "sigma", not the corpus desk frequency band.
Same letter count
Frequency-ranked French headwords with 5 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (7 here; floor ≥5).