magvsMP4Tell them apart

Quick tell: mag is a noun, MP4 is a name, so they fill different roles in a sentence.

Which to use

“mag” is a noun and “MP4” is a name - they look or sound alike but fill different roles in a sentence.

#14,504
“mag” frequency rank
#49,242
“MP4” frequency rank
63746
confusion score

Side-by-Side Comparison

Feature mag MP4
Definition Magazine. Norme d’encodage multimédia (audio ou vidéo) sous forme numérique.

Where the eye mixes mag and MP4

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

3 ch
mag
3 ch
MP4

Look-alike desk: mag vs MP4

These two trip readers on the page rather than in the ear: mag is \maɡ\ while MP4 is \ɛm.pe.katʁ\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 63746, derived from the frequency rank of both members and their visual similarity.

mag is recorded at frequency rank #14,504, classified as anoun, pronounced \maɡ\. MP4 is at rank #49,242, tagged as aname, pronounced \ɛm.pe.katʁ\.

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 63746, this pair ranks #80,415 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of mag vs MP4

Shared letters: m. Private to "mag": ag. Private to "MP4": p.

"mag" · 3 letters · shape CVC  ·  "MP4" · 2 letters · shape CC

Frequently Asked Questions

Can "mag" and "MP4" be used interchangeably?
No - they are not even the same part of speech. "mag" is a noun and "MP4" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "mag" vs "MP4" - which ranks higher?
"mag" is the more common of the two: it sits at frequency rank #14,504 in our French list, against #49,242 for "MP4". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "mag" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "MP4" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #80,415 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "mag" and "MP4" also get mixed up with nearby pairs, the highest-scored neighbour is "MP4 vs MWh". Nearby pair

Confusion rank #80,415 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