mercavsmierdaWhich spelling fits?

Which to use

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

#34,676
“merca” frequency rank
#304
“mierda” frequency rank
34980
confusion score

Side-by-Side Comparison

Feature merca mierda
Definition Proceso y resultado de mercar o adquirir algo a cambio de dinero. Desecho maloliente de la comida ingerida, que se expulsa por vía anal.

Where the eye mixes merca and mierda

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. merca runs 5 letters (CVCCV) against mierda's 6 (CVVCCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
merca
6 ch
mierda

Why the eye confuses merca with mierda

A purely visual mix-up. merca ([ˈmeɾka]) and mierda ([ˈmjeɾð̞a]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 34980, derived from the frequency rank of both members and their visual similarity.

merca is recorded at frequency rank #34,676, classified as anoun, pronounced [ˈmeɾka]. mierda is at rank #304, tagged as anoun, pronounced [ˈmjeɾð̞a].

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 34980, this pair ranks #188,495 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of merca vs mierda

Shared letters: aemr. Private to "merca": c. Private to "mierda": di.

"merca" · 5 letters · shape CVCCV  ·  "mierda" · 6 letters · shape CVVCCV

Known mistypes of this pair

  • merca ← emrca · mecra · merac · mercca · merrca · mmerca · mreca
  • mierda ← imerda · meirda · miedra · mierad · mierdda · mierrda · mireda · mmierda

Frequently Asked Questions

Do "merca" and "mierda" mean the same thing in a sentence?
No. They are said differently ([ˈmeɾka] versus [ˈmjeɾð̞a]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "merca" vs "mierda" - which ranks higher?
"mierda" is the more common of the two: it sits at frequency rank #304 in our Spanish list, against #34,676 for "merca". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "merca" and "mierda" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "merca" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mierda" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #188,495 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "merca" and "mierda" also get mixed up with nearby pairs, the highest-scored neighbour is "mepa vs merca". 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 #188,495 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