mecvsmgConfusable pair

Quick tell: mec is a noun, mg is an abbrev, so they fill different roles in a sentence.

Which to use

“mec” is a noun and “mg” is an abbrev - they look or sound alike but fill different roles in a sentence.

#38,809
“mec” frequency rank
#5,858
“mg” frequency rank
44667
confusion score

Side-by-Side Comparison

Feature mec mg
Definition Hombre enérgico. Abreviatura y símbolo de la unidad miligramo.

Where the eye mixes mec and mg

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

3 ch
mec
2 ch
mg

Why the eye confuses mec with mg

These two trip readers on the page rather than in the ear: mec is [mɛk] while mg is [ˈg]. 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 (noun vs abbrev), which is usually the fastest check. Our composite confusion score for this pair is 44667, derived from the frequency rank of both members and their visual similarity.

mec is recorded at frequency rank #38,809, classified as anoun, pronounced [mɛk]. mg is at rank #5,858, tagged as anabbrev, pronounced [ˈg].

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 44667, this pair ranks #135,789 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mec vs mg

Shared letters: m. Private to "mec": ce. Private to "mg": g.

"mec" · 3 letters · shape CVC  ·  "mg" · 2 letters · shape CC

Frequently Asked Questions

Is swapping "mec" for "mg" ever safe?
No - they are not even the same part of speech. "mec" is a noun and "mg" an abbrev, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "mec" or "mg" show up more?
"mg" is the more common of the two: it sits at frequency rank #5,858 in our Spanish list, against #38,809 for "mec". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "mec" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mg" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #135,789 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "mec" and "mg" also get mixed up with nearby pairs, the highest-scored neighbour is "mec vs mur". Nearby pair

Confusion rank #135,789 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list