MERSvsmesWhat's the difference?

Which to use

“MERS” and “mes” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#45,510
“MERS” frequency rank
#28,991
“mes” frequency rank
74501
confusion score

Side-by-Side Comparison

Feature MERS mes
Definition Acronym of Middle East respiratory syndrome. plural of me

Letter map: MERS vs mes

Shared letters muted; letters that set MERS and mes apart highlighted. Shared run: 3.

4 ch
MERS
3 ch
mes

Pair insight - MERS / mes

MERS and mes are indexed as a confusable English 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 1 letter(s) in length. Our composite confusion score for this pair is 74501, derived from the frequency rank of both members and their visual similarity.

MERS is recorded at frequency rank #45,510, classified as anoun, pronounced /mɝz/. mes is at rank #28,991, tagged as anoun.

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 74501, this pair ranks #36,163 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of MERS vs mes

Shared letters: ems. Private to "MERS": r. Private to "mes": -.

"MERS" · 4 letters · shape CVCC  ·  "mes" · 3 letters · shape CVC

Known mistypes of this pair

  • MERSemrs · merrs · merss · mesr · mmers · mres

Frequently Asked Questions

Is swapping "MERS" for "mes" ever safe?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "MERS" vs "mes" - which ranks higher?
"mes" is the more common of the two: it sits at frequency rank #28,991 in our English list, against #45,510 for "MERS". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "MERS" and "mes". Here's where to go from here.

  • Full dictionary entry for "MERS" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mes" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #36,163 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "MERS" and "mes" also get mixed up with nearby pairs, the highest-scored neighbour is "MERS vs MGS". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #36,163 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list