MBvsmHWhich spelling fits?

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

Which to use

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

#20,498
“MB” frequency rank
#24,675
“mH” frequency rank
45173
confusion score

Side-by-Side Comparison

Feature MB mH
Definition Frère de la mère. Oncle maternel. On est pour son MB un ZS ou une ZD. Symbole du millihenry, unité de mesure d’inductance du Système international (SI), valant 10⁻³ henry.

Letter map: MB vs mH

Shared letters muted; letters that set MB and mH apart highlighted. Shared run: 1.

2 ch
MB
2 ch
mH

Part-of-speech tell for MB / mH

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: MB is anoun and mHasymbol. On the page they differ by a single letter - b in “MB” becomes h in “mH”. Our composite confusion score for this pair is 45173, derived from the frequency rank of both members and their visual similarity.

MB is recorded at frequency rank #20,498, classified as anoun, pronounced \ɛm.be\. mH is at rank #24,675, tagged as asymbol.

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 45173, this pair ranks #204,814 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of MB vs mH

Shared letters: m. Private to "MB": b. Private to "mH": h.

"MB" · 2 letters · shape CC  ·  "mH" · 2 letters · shape CC

Frequently Asked Questions

Is swapping "MB" for "mH" ever safe?
No - they are not even the same part of speech. "MB" is a noun and "mH" a symbol, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "MB" or "mH" show up more?
"MB" is the more common of the two: it sits at frequency rank #20,498 in our French list, against #24,675 for "mH". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "MB" and "mH". Here's where to go from here.

  • Full dictionary entry for "MB" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mH" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #204,814 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "MB" and "mH" also get mixed up with nearby pairs, the highest-scored neighbour is "mH vs MWh". Nearby pair

Confusion rank #204,814 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