fallavsfallosWhich spelling fits?

Which to use

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

#3,922
“falla” frequency rank
#8,801
“fallos” frequency rank
12723
confusion score

Side-by-Side Comparison

Feature falla fallos
Definition Falta. Forma del plural de fallo.

Where the eye mixes falla and fallos

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
falla
6 ch
fallos

Why the eye confuses falla with fallos

A purely visual mix-up. falla ([ˈfaʝa]) and fallos ([ˈfaʝos]) 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 12723, derived from the frequency rank of both members and their visual similarity.

falla is recorded at frequency rank #3,922, classified as anoun, pronounced [ˈfaʝa]. fallos is at rank #8,801, tagged as anoun, pronounced [ˈfaʝos].

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 12723, this pair ranks #290,506 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of falla vs fallos

Shared letters: afl. Private to "falla": -. Private to "fallos": os.

"falla" · 5 letters · shape CVCCV  ·  "fallos" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • fallaaflla · fala · falal · ffalla · flala
  • fallosafllos · falloss · falols · ffallos · flalos

Frequently Asked Questions

Can "falla" and "fallos" be used interchangeably?
No. They are said differently ([ˈfaʝa] versus [ˈfaʝos]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "falla" or "fallos"?
"falla" is the more common of the two: it sits at frequency rank #3,922 in our Spanish list, against #8,801 for "fallos". 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 "falla" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fallos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #290,506 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "falla" and "fallos" also get mixed up with nearby pairs, the highest-scored neighbour is "fallos vs filos". 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 #290,506 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