fallanvsfalloWhich spelling fits?

Quick tell: fallan is a verb, fallo is an adjective, so they fill different roles in a sentence.

Which to use

“fallan” is a verb and “fallo” is an adjective - they look or sound alike but fill different roles in a sentence.

#17,965
“fallan” frequency rank
#3,410
“fallo” frequency rank
21375
confusion score

Side-by-Side Comparison

Feature fallan fallo
Definition Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de fallar. En algunos juegos de naipes, falto de algún palo.

Where the eye mixes fallan and fallo

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

6 ch
fallan
5 ch
fallo

Why the eye confuses fallan with fallo

These two trip readers on the page rather than in the ear: fallan is [ˈfaʝãn] while fallo is [ˈfaʝo]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 21375, derived from the frequency rank of both members and their visual similarity.

fallan is recorded at frequency rank #17,965, classified as averb, pronounced [ˈfaʝãn]. fallo is at rank #3,410, tagged as anadj, pronounced [ˈfaʝo].

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 21375, this pair ranks #255,218 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fallan vs fallo

Shared letters: afl. Private to "fallan": n. Private to "fallo": o.

"fallan" · 6 letters · shape CVCCVC  ·  "fallo" · 5 letters · shape CVCCV

Known mistypes of this pair

  • fallanafllan · falaln · falan · fallann · fallna · ffallan · flalan
  • falloafllo · falol · ffallo · flalo

Frequently Asked Questions

Can "fallan" and "fallo" be used interchangeably?
No - they are not even the same part of speech. "fallan" is a verb and "fallo" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "fallan" vs "fallo" - which ranks higher?
"fallo" is the more common of the two: it sits at frequency rank #3,410 in our Spanish list, against #17,965 for "fallan". 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 "fallan" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fallo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #255,218 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "fallan" and "fallo" also get mixed up with nearby pairs, the highest-scored neighbour is "fallaba vs fallan". 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 #255,218 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