CM1

\se.ɛ.m‿œ̃\

/\se.ɛ.m‿œ̃\/ noun

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

The verdict

“CM1” sits in 20 confusable pairs (corpus #26,672) as a noun. The look-alike neighbours are the real trap.

#26,672
frequency rank, French
257,141
“C” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Quatrième classe de l’école élémentaire et première classe du cycle de consolidation.

Visual similarity to commonly confused words

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

CM1 vs co
0% similar
CM1 vs CV
33% similar
CM1 vs Ct
33% similar

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

Key facts for CM1
PropertyValue
HeadwordCM1
LanguageFrench
Part of speechNoun
IPA\se.ɛ.m‿œ̃\
Letters3
Frequency rank#26,672
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “CM1” 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). CM1 lands here:

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

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

Easy to mix with look-alikes

The spelling risk for CM1 is neighbouring look-alikes ("co", "CV", …), not just typos; it is anoun pronounced \se.ɛ.m‿œ̃\. Frequency #26,672 among 257,141 “C” headwords. 2 recorded senses keep meaning in play.

Our edit-distance generator produced no likely misspellings for CM1, since its letter sequence doesn't invite the usual edit-distance slips. It also participates in 20 confusable-pair relationships, "co", "CV", "Ct", 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, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is CM1, spelled C-M-1.

Definition

  1. 1
    Quatrième classe de l’école élémentaire et première classe du cycle de consolidation.
  2. 2
    Élèves suivant la classe de CM1.

Synonyms

huitième

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 "CM1"?
"CM1" is spelled C-M-1. The IPA pronunciation is \se.ɛ.m‿œ̃\.
What does "CM1" mean?
As a noun, "CM1" means: Quatrième classe de l’école élémentaire et première classe du cycle de consolidation.
What words are commonly confused with "CM1"?
"CM1" is commonly confused with "co", "CV", "Ct". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "CM1"?
The IPA (International Phonetic Alphabet) transcription for "CM1" is \se.ɛ.m‿œ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "CM1" come from?
"CM1" 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 “CM1”

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

  • The one correct French spelling is C-M-1 - every other letter order is a misspelling in standard orthography.
  • Say it as \se.ɛ.m‿œ̃\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “co” - see the side-by-side comparison. CM1 vs co
  • Browse more French words and confusable pairs in the same reference. French words

Words at a similar French frequency

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