Which to use
“ma” and “mm” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #93
- “ma” frequency rank
- #1,092
- “mm” frequency rank
- 1185
- confusion score
Side-by-Side Comparison
| Feature | ma | mm |
|---|---|---|
| Definition | Symbole du préfixe myria-, signifiant 10⁴. | Symbole du millimètre, unité de mesure de longueur du Système international (SI), valant 0,001 mètre (10⁻³ mètre). |
Letter map: ma vs mm
Shared letters muted; letters that set ma and mm apart highlighted. Shared run: 1.
Pair insight - ma / mm
ma and mm are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - a in “ma” becomes m in “mm”. Our composite confusion score for this pair is 1185, derived from the frequency rank of both members and their visual similarity.
ma is recorded at frequency rank #93, classified as asymbol. mm is at rank #1,092, tagged as asymbol, pronounced \mi.li.mɛtʁ\.
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 1185, this pair ranks #438,475 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of ma vs mm
Shared letters: m. Private to "ma": a. Private to "mm": -.
"ma" · 2 letters · shape CV · "mm" · 2 letters · shape CC
Frequently Asked Questions
Do "ma" and "mm" mean the same thing in a sentence?
Which is more common, "ma" or "mm"?
After this comparison
Done with this confusable. These links stay specific to "ma" and "mm".
- Full dictionary entry for "ma" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "mm" - compare definitions side by side with the headword page. Word entry
- This pair ranks #438,475 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "ma" and "mm" also get mixed up with nearby pairs, the highest-scored neighbour is "mm vs MWh". Nearby pair
Confusion rank #438,475 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.