M4vsmoaTell them apart

Which to use

“M4” and “moa” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#39,888
“M4” frequency rank
#45,173
“moa” frequency rank
85061
confusion score

Side-by-Side Comparison

Feature M4 moa
Definition Messier 4, un amas globulaire. Une des espèces d'oiseaux terrestres (ratites) géants (jusqu'à trois mètres de haut), incapables de voler, originaires de Nouvelle-Zélande, éteintes après l'arrivée des ancêtres des Maori.

Where the eye mixes M4 and moa

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

2 ch
M4
3 ch
moa

Why the eye confuses M4 with moa

A purely visual mix-up. M4 (\ɛm katʁ\) and moa (\mɔ.a\) 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 85061, derived from the frequency rank of both members and their visual similarity.

M4 is recorded at frequency rank #39,888, classified as anoun, pronounced \ɛm katʁ\. moa is at rank #45,173, tagged as anoun, pronounced \mɔ.a\.

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 85061, this pair ranks #11,934 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of M4 vs moa

Shared letters: m. Private to "M4": -. Private to "moa": ao.

"M4" · 1 letters · shape C  ·  "moa" · 3 letters · shape CVV

Frequently Asked Questions

Can "M4" and "moa" be used interchangeably?
No. They are said differently (\ɛm katʁ\ versus \mɔ.a\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "M4" or "moa"?
"M4" is the more common of the two: it sits at frequency rank #39,888 in our French list, against #45,173 for "moa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "M4" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "moa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #11,934 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "M4" and "moa" also get mixed up with nearby pairs, the highest-scored neighbour is "moa vs MWh". Nearby pair

Confusion rank #11,934 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list