maresvsMarneTell them apart

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

Which to use

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

#29,365
“mares” frequency rank
#49,480
“Marne” frequency rank
78845
confusion score

Side-by-Side Comparison

Feature mares Marne
Definition plural of mare A right tributary of the Seine, in eastern France, flowing 319 miles east and southeast of Paris through the departments of Haute-Marne, Marne, Aisne, Seine-et-Marne, Seine-Saint-Denis and Val-de-Marne.

Where the eye mixes mares and Marne

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. mares (CVCVC) and Marne (CVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
mares
5 ch
Marne

Why the eye confuses mares with Marne

These two trip readers on the page rather than in the ear: mares is /mɛɹz/ while Marne is /mɑɹn/. 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 78845, derived from the frequency rank of both members and their visual similarity.

mares is recorded at frequency rank #29,365, classified as anoun, pronounced /mɛɹz/. Marne is at rank #49,480, tagged as aname, pronounced /mɑɹn/.

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 78845, this pair ranks #23,634 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of mares vs Marne

Shared letters: aemr. Private to "mares": s. Private to "Marne": n.

"mares" · 5 letters · shape CVCVC  ·  "Marne" · 5 letters · shape CVCCV

Known mistypes of this pair

  • mares ← amres · maers · maress · marres · marse · mmares · mraes
  • Marne ← amrne · manre · maren · marnne · marrne · mmarne · mrane

Frequently Asked Questions

Is swapping "mares" for "Marne" ever safe?
No - they are not even the same part of speech. "mares" is a noun and "Marne" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "mares" or "Marne"?
"mares" is the more common of the two: it sits at frequency rank #29,365 in our English list, against #49,480 for "Marne". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "mares" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Marne" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #23,634 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "mares" and "Marne" also get mixed up with nearby pairs, the highest-scored neighbour is "marl vs Marne". 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 #23,634 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