billónvsbollosWhich spelling fits?

Which to use

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

#24,401
“billón” frequency rank
#31,674
“bollos” frequency rank
56075
confusion score

Side-by-Side Comparison

Feature billón bollos
Definition Un millón de millones, el número 1 000 000 000 000, 10¹². Forma del plural de bollo.

Where the eye mixes billón and bollos

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

6 ch
billón
6 ch
bollos

Visual trap between billón and bollos

A purely visual mix-up. billón ([biˈʝõn]) and bollos ([ˈboʝos]) 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 3 positions. Our composite confusion score for this pair is 56075, derived from the frequency rank of both members and their visual similarity.

billón is recorded at frequency rank #24,401, classified as anoun, pronounced [biˈʝõn]. bollos is at rank #31,674, tagged as anoun, pronounced [ˈboʝos].

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 56075, this pair ranks #76,140 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of billón vs bollos

Shared letters: bl. Private to "billón": inó. Private to "bollos": os.

"billón" · 6 letters · shape CVCCVC  ·  "bollos" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • bollosbbollos · blolos · bolloss · bolols · obllos · vollos

Frequently Asked Questions

Is swapping "billón" for "bollos" ever safe?
No. They are said differently ([biˈʝõn] versus [ˈboʝos]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "billón" or "bollos"?
"billón" is the more common of the two: it sits at frequency rank #24,401 in our Spanish list, against #31,674 for "bollos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "billón" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bollos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #76,140 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "billón" and "bollos" also get mixed up with nearby pairs, the highest-scored neighbour is "boleros vs bollos". 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 #76,140 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