marcovsmarshTell them apart

Which to use

“marco” and “marsh” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,297
“marco” frequency rank
#33,706
“marsh” frequency rank
35003
confusion score

Side-by-Side Comparison

Feature marco marsh
Definition Pieza utilizada para rodear o ceñir alguna cosa, como una pintura, guarneciéndola. Pantano, ciénaga.

Where the eye mixes marco and marsh

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. marco (CVCCV) and marsh (CVCCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
marco
5 ch
marsh

Why the eye confuses marco with marsh

A purely visual mix-up. marco ([ˈmaɾko]) and marsh (/mɑɹʃ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 35003, derived from the frequency rank of both members and their visual similarity.

marco is recorded at frequency rank #1,297, classified as anoun, pronounced [ˈmaɾko]. marsh is at rank #33,706, tagged as anoun, pronounced /mɑɹʃ/.

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 35003, this pair ranks #188,363 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of marco vs marsh

Shared letters: amr. Private to "marco": co. Private to "marsh": hs.

"marco" · 5 letters · shape CVCCV  ·  "marsh" · 5 letters · shape CVCCC

Known mistypes of this pair

  • marco ← amrco · macro · marcco · maroc · marrco · mmarco · mraco
  • marsh ← amrsh · marhs · marrsh · marshh · marssh · masrh · mmarsh · mrash

Frequently Asked Questions

Do "marco" and "marsh" mean the same thing in a sentence?
No. They are said differently ([ˈmaɾko] versus /mɑɹʃ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "marco" or "marsh"?
"marco" is the more common of the two: it sits at frequency rank #1,297 in our Spanish list, against #33,706 for "marsh". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "marco" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "marsh" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #188,363 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "marco" and "marsh" also get mixed up with nearby pairs, the highest-scored neighbour is "marsh vs math". 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 #188,363 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