matvsMBWhich spelling fits?

Quick tell: mat is a adjective, MB is a noun, so they fill different roles in a sentence.

Which to use

“mat” is an adjective and “MB” is a noun - they look or sound alike but fill different roles in a sentence.

#6,319
“mat” frequency rank
#20,498
“MB” frequency rank
26817
confusion score

Side-by-Side Comparison

Feature mat MB
Definition Qui n’a pas d’éclat, qui ne réfléchit pas la lumière. Se dit surtout des objets de métal qui n’ont pas reçu le poli définitif ou auxquels on a donné une patine spéciale. Frère de la mère. Oncle maternel. On est pour son MB un ZS ou une ZD.

Where the eye mixes mat and MB

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

3 ch
mat
2 ch
MB

Look-alike desk: mat vs MB

These two trip readers on the page rather than in the ear: mat is \ma\ while MB is \ɛm.be\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 26817, derived from the frequency rank of both members and their visual similarity.

mat is recorded at frequency rank #6,319, classified as anadj, pronounced \ma\. MB is at rank #20,498, tagged as anoun, pronounced \ɛm.be\.

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 26817, this pair ranks #332,686 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of mat vs MB

Shared letters: m. Private to "mat": at. Private to "MB": b.

"mat" · 3 letters · shape CVC  ·  "MB" · 2 letters · shape CC

Frequently Asked Questions

Can "mat" and "MB" be used interchangeably?
No - they are not even the same part of speech. "mat" is an adjective and "MB" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "mat" vs "MB" - which ranks higher?
"mat" is the more common of the two: it sits at frequency rank #6,319 in our French list, against #20,498 for "MB". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "mat" and "MB" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "mat" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "MB" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #332,686 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "mat" and "MB" also get mixed up with nearby pairs, the highest-scored neighbour is "MB vs MWh". Nearby pair

Confusion rank #332,686 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