bichovsbúhoConfusable pair

Which to use

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

#9,768
“bicho” frequency rank
#27,125
“búho” frequency rank
36893
confusion score

Side-by-Side Comparison

Feature bicho búho
Definition Ser vivo, generalmente con capacidad de movimiento. (Strigidae) Ave nocturna, indígena de España, de unos 40 cm. de altura, de color mezclado de rojo y negro, calzada de plumas, con el pico corvo, los ojos grandes y colocados en la parte anterior de la cabeza, sobre la cual tiene plumas alzadas que figuran orejas.

Where the eye mixes bicho and búho

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
bicho
4 ch
búho

Visual trap between bicho and búho

A purely visual mix-up. bicho ([ˈbit͡ʃo]) and búho ([ˈbuo]) 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 36893, derived from the frequency rank of both members and their visual similarity.

bicho is recorded at frequency rank #9,768, classified as anoun, pronounced [ˈbit͡ʃo]. búho is at rank #27,125, tagged as anoun, pronounced [ˈbuo].

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 36893, this pair ranks #178,231 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of bicho vs búho

Shared letters: bho. Private to "bicho": ci. Private to "búho": ú.

"bicho" · 5 letters · shape CVCCV  ·  "búho" · 4 letters · shape CVCV

Known mistypes of this pair

  • bichobbicho · bciho · biccho · bichho · bicoh · bihco · ibcho · vicho

Frequently Asked Questions

Is swapping "bicho" for "búho" ever safe?
No. They are said differently ([ˈbit͡ʃo] versus [ˈbuo]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "bicho" or "búho" show up more?
"bicho" is the more common of the two: it sits at frequency rank #9,768 in our Spanish list, against #27,125 for "búho". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "bicho" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "búho" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #178,231 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "bicho" and "búho" also get mixed up with nearby pairs, the highest-scored neighbour is "búho vs butt". 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 #178,231 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