CM1vscoWhat's the difference?

Which to use

“CM1” and “co” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#26,672
“CM1” frequency rank
#1,856
“co” frequency rank
28528
confusion score

Side-by-Side Comparison

Feature CM1 co
Definition Quatrième classe de l’école élémentaire et première classe du cycle de consolidation. Connexion.

Where the spellings diverge

Shared letters are muted; the letters that actually set CM1 and co apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
CM1
2 ch
co

Spelling & Dictionary Insight

A purely visual mix-up. CM1 (\se.ɛ.m‿œ̃\) and co (\ko\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 28528, derived from the frequency rank of both members and their visual similarity.

CM1 is recorded at frequency rank #26,672, classified as anoun, pronounced \se.ɛ.m‿œ̃\. co is at rank #1,856, tagged as anoun, pronounced \ko\.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 28528, this pair ranks #322,219 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of CM1 vs co

Shared letters: c. Private to "CM1": m. Private to "co": o.

"CM1" · 2 letters · shape CC  ·  "co" · 2 letters · shape CV

Frequency comparison

CM1#26,672
co#1,856

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "CM1" and "co" be used interchangeably?
No. They are said differently (\se.ɛ.m‿œ̃\ versus \ko\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "CM1" or "co"?
"co" is the more common of the two: it sits at frequency rank #1,856 in our French list, against #26,672 for "CM1". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering CM1 vs co

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “CM1” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list