sœur

\sœʁ\

/\sœʁ\/ noun

The verdict

“sœur” has 5 generated spelling variants in the French index at frequency #1,380. The variants make it a useful spelling check.

#1,380
frequency rank, French
394,209
“S” headwords
5
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Femme ou fille, ayant le même père et la même mère que la personne considérée. Si un seul des parents est commun, c’est une demi-sœur.

Visual similarity to commonly confused words

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

sœur vs su
50% similar
sœur vs sr
50% similar
sœur vs sur
75% similar

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

Key facts for sœur
PropertyValue
Headwordsœur
LanguageFrench
Part of speechNoun
IPA\sœʁ\
Letters4
Frequency rank#1,380
Misspellings tracked5
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “sœur” 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). sœur lands here:

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

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

A misspelling magnet

The generator records 5 spelling variants around sœur (IPA \sœʁ\), anoun. Corpus frequency is #1,380 among 394,209 “S” headwords. Wiktionary lists 5 senses, so context still picks the gloss.

Our generated misspelling index lists 5 likely wrong-spelling variants for sœur, with forms such as "ssœur", "suœr", and "sœru". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "su", "sr", "sur", and more, where similar look or sound leads writers to substitute one word for another in context.

Our source data has no etymology on file for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is sœur, spelled S-Œ-U-R.

Definition

  1. 1
    Femme ou fille, ayant le même père et la même mère que la personne considérée. Si un seul des parents est commun, c’est une demi-sœur.
  2. 2
    Membre féminin d’une adelphie.
  3. 3
    Membre féminin d’une fraternité religieuse qui a prononcé des vœux.
  4. 4
    Réplique issue d’un original, d’importance égale ou moindre, parfois supérieure. Utilisé seulement pour les noms féminins.
  5. 5
    Élément (féminin) d’un ensemble.

Synonyms

This word in other languages

Common misspellings

Also misspelled as:

  • ssœur
  • suœr
  • sœru
  • sœurr
  • œsur

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of sœur - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

ssœur1suœr2sœru2sœurr1œsur2
Edit distance from "sœur"

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 "sœur"?
"sœur" is spelled S-Œ-U-R. The IPA pronunciation is \sœʁ\.
What does "sœur" mean?
As a noun, "sœur" means: Femme ou fille, ayant le même père et la même mère que la personne considérée. Si un seul des parents est commun, c’est une demi-sœur.
What words are commonly confused with "sœur"?
"sœur" is commonly confused with "su", "sr", "sur". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "sœur"?
The IPA (International Phonetic Alphabet) transcription for "sœur" is \sœʁ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "sœur" come from?
"sœur" 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 “sœur”

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

  • The one correct French spelling is S-Œ-U-R - every other letter order is a misspelling in standard orthography.
  • Say it as \sœʁ\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “su” - see the side-by-side comparison. sœur vs su
  • Browse more French words and confusable pairs in the same reference. French words

Same frequency band

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