bulavsbulboWhich spelling fits?

Which to use

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

#20,290
“bula” frequency rank
#42,307
“bulbo” frequency rank
62597
confusion score

Side-by-Side Comparison

Feature bula bulbo
Definition Pieza de plomo u otro metal que se añadía al sello en algunos documentos pontificios. Órgano de almacenamiento de nutrientes, generalmente subterráneo, que forma una yema abultada, como las de la cebolla y el apio.

Where the eye mixes bula and bulbo

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. bula runs 4 letters (CVCV) against bulbo's 5 (CVCCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
bula
5 ch
bulbo

Visual trap between bula and bulbo

A purely visual mix-up. bula ([ˈbula]) and bulbo ([ˈbulβ̞o]) 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 62597, derived from the frequency rank of both members and their visual similarity.

bula is recorded at frequency rank #20,290, classified as anoun, pronounced [ˈbula]. bulbo is at rank #42,307, tagged as anoun, pronounced [ˈbulβ̞o].

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 62597, this pair ranks #51,479 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of bula vs bulbo

Shared letters: blu. Private to "bula": a. Private to "bulbo": o.

"bula" · 4 letters · shape CVCV  ·  "bulbo" · 5 letters · shape CVCCV

Known mistypes of this pair

  • bula ← bbula · blua · bual · ubla · vula
  • bulbo ← bbulbo · blubo · bublo · bulbbo · bullbo · bulob · ublbo · vulvo

Frequently Asked Questions

Do "bula" and "bulbo" mean the same thing in a sentence?
No. They are said differently ([ˈbula] versus [ˈbulβ̞o]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "bula" or "bulbo" show up more?
"bula" is the more common of the two: it sits at frequency rank #20,290 in our Spanish list, against #42,307 for "bulbo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "bula" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bulbo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #51,479 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "bula" and "bulbo" also get mixed up with nearby pairs, the highest-scored neighbour is "Bilbo vs bulbo". 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 #51,479 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