aleatoriavsaleatoriasWhat's the difference?

Which to use

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

#20,881
“aleatoria” frequency rank
#36,911
“aleatorias” frequency rank
57792
confusion score

Side-by-Side Comparison

Feature aleatoria aleatorias
Definition Forma del femenino singular de aleatorio. Forma del femenino plural de aleatorio.

Where the eye mixes aleatoria and aleatorias

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. aleatoria runs 9 letters (VCVVCVCVV) against aleatorias's 10 (VCVVCVCVVC) - the length gap alone is often enough to separate them once you know to check it.

9 ch
aleatoria
10 ch
aleatorias

Why the eye confuses aleatoria with aleatorias

A purely visual mix-up. aleatoria ([aleaˈt̪oɾja]) and aleatorias ([aleaˈt̪oɾjas]) 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 extra letter(s) - “aleatoria” sits inside “aleatorias”. Our composite confusion score for this pair is 57792, derived from the frequency rank of both members and their visual similarity.

aleatoria is recorded at frequency rank #20,881, classified as anadj, pronounced [aleaˈt̪oɾja]. aleatorias is at rank #36,911, tagged as anadj, pronounced [aleaˈt̪oɾjas].

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 57792, this pair ranks #69,051 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of aleatoria vs aleatorias

Shared letters: aeilort. Private to "aleatoria": -. Private to "aleatorias": s.

"aleatoria" · 9 letters · shape VCVVCVCVV  ·  "aleatorias" · 10 letters · shape VCVVCVCVVC

Known mistypes of this pair

  • aleatoria ← aelatoria · alaetoria · aleaotria · aleatoira · aleatorai · aleatorria · aleatroia · aleattoria
  • aleatorias ← aelatorias · alaetorias · aleaotrias · aleatoiras · aleatorais · aleatoriass · aleatorisa · aleatorrias

Frequently Asked Questions

Is swapping "aleatoria" for "aleatorias" ever safe?
No. They are said differently ([aleaˈt̪oɾja] versus [aleaˈt̪oɾjas]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "aleatoria" or "aleatorias" show up more?
"aleatoria" is the more common of the two: it sits at frequency rank #20,881 in our Spanish list, against #36,911 for "aleatorias". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "aleatoria" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aleatorias" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #69,051 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "aleatoria" and "aleatorias" also get mixed up with nearby pairs, the highest-scored neighbour is "aleatorias vs aleatorios". 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 #69,051 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