ocavsorcoWhat's the difference?

Which to use

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

#17,772
“oca” frequency rank
#46,703
“orco” frequency rank
64475
confusion score

Side-by-Side Comparison

Feature oca orco
Definition Ánsar común domesticado. Se cría para aprovechar su carne, huevos e hígado, este último materia prima del paté o foie gras. Es un ave de tamaño mediano, con cuerpo robusto y plumaje blanco, gris o pardo. Tiene cuello arqueado y pico grueso, con color encendido, lo mismo que sus patas que están adaptadas para la natación. Ubicación contrapuesta terrea adonde iban a parar los muertos.

Where the eye mixes oca and orco

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. oca runs 3 letters (VCV) against orco's 4 (VCCV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
oca
4 ch
orco

Visual trap between oca and orco

A purely visual mix-up. oca ([ˈoka]) and orco ([ˈoɾko]) 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 64475, derived from the frequency rank of both members and their visual similarity.

oca is recorded at frequency rank #17,772, classified as anoun, pronounced [ˈoka]. orco is at rank #46,703, tagged as anoun, pronounced [ˈoɾko].

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 64475, this pair ranks #45,474 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of oca vs orco

Shared letters: co. Private to "oca": a. Private to "orco": r.

"oca" · 3 letters · shape VCV  ·  "orco" · 4 letters · shape VCCV

Known mistypes of this pair

  • orco ← oroc · orrco

Frequently Asked Questions

Do "oca" and "orco" mean the same thing in a sentence?
No. They are said differently ([ˈoka] versus [ˈoɾko]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "oca" or "orco" show up more?
"oca" is the more common of the two: it sits at frequency rank #17,772 in our Spanish list, against #46,703 for "orco". 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 "oca" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "orco" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #45,474 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "oca" and "orco" also get mixed up with nearby pairs, the highest-scored neighbour is "orca vs orco". 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 #45,474 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