bugvsbuttWhich spelling fits?

Which to use

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

#24,762
“bug” frequency rank
#48,861
“butt” frequency rank
73623
confusion score

Side-by-Side Comparison

Feature bug butt
Definition Error, defecto o anomalía en el código de un programa informático. Cola, extremo posterior.

Where the eye mixes bug and butt

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
bug
4 ch
butt

Why the eye confuses bug with butt

A purely visual mix-up. bug ([ˈbuɣ̞]) and butt (/bʌt/) 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 73623, derived from the frequency rank of both members and their visual similarity.

bug is recorded at frequency rank #24,762, classified as anoun, pronounced [ˈbuɣ̞]. butt is at rank #48,861, tagged as anoun, pronounced /bʌt/.

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 73623, this pair ranks #22,939 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of bug vs butt

Shared letters: bu. Private to "bug": g. Private to "butt": t.

"bug" · 3 letters · shape CVC  ·  "butt" · 4 letters · shape CVCC

Known mistypes of this pair

  • buttbbutt · btut · ubtt · vutt

Frequently Asked Questions

Is swapping "bug" for "butt" ever safe?
No. They are said differently ([ˈbuɣ̞] versus /bʌt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "bug" or "butt"?
"bug" is the more common of the two: it sits at frequency rank #24,762 in our Spanish list, against #48,861 for "butt". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "bug" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "butt" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #22,939 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "bug" and "butt" also get mixed up with nearby pairs, the highest-scored neighbour is "blunt 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 #22,939 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