castañovscastigoWhat's the difference?

Which to use

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

#12,542
“castaño” frequency rank
#3,463
“castigo” frequency rank
16005
confusion score

Side-by-Side Comparison

Feature castaño castigo
Definition (Castanea sativa) Árbol robusto de la familia de las fagáceas de tronco grueso, con corteza lisa al principio y agrietada al envejecer. Las hojas son lanceoladas, largas, brillantes y con el margen dentado. En la base de las inflorescencias masculinas se hallan las femeninas. Su fruto las castañas que en número de dos o tres se encuentran encerradas por un envoltorio espinoso llamado erizo. Pena impuesta a una persona por cometer una falta o delito.

Where the eye mixes castaño and castigo

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. castaño and castigo follow the identical consonant-vowel pattern (CVCCVCV). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
castaño
7 ch
castigo

Why the eye confuses castaño with castigo

A purely visual mix-up. castaño ([kasˈt̪aɲo]) and castigo ([kasˈt̪iɣ̞o]) 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 16005, derived from the frequency rank of both members and their visual similarity.

castaño is recorded at frequency rank #12,542, classified as anoun, pronounced [kasˈt̪aɲo]. castigo is at rank #3,463, tagged as anoun, pronounced [kasˈt̪iɣ̞o].

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 16005, this pair ranks #277,909 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of castaño vs castigo

Shared letters: acost. Private to "castaño": ñ. Private to "castigo": gi.

"castaño" · 7 letters · shape CVCCVCV  ·  "castigo" · 7 letters · shape CVCCVCV

Known mistypes of this pair

  • castigoacstigo · casitgo · casstigo · castgio · castiggo · castiog · casttigo · catsigo

Frequently Asked Questions

Can "castaño" and "castigo" be used interchangeably?
No. They are said differently ([kasˈt̪aɲo] versus [kasˈt̪iɣ̞o]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "castaño" vs "castigo" - which ranks higher?
"castigo" is the more common of the two: it sits at frequency rank #3,463 in our Spanish list, against #12,542 for "castaño". 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 "castaño" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "castigo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #277,909 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "castaño" and "castigo" also get mixed up with nearby pairs, the highest-scored neighbour is "castaño vs castrado". 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 #277,909 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