alturasvsatrásWhich spelling fits?

Quick tell: alturas is a noun, atrás is an adverb, so they fill different roles in a sentence.

Which to use

“alturas” is a noun and “atrás” is an adverb - they look or sound alike but fill different roles in a sentence.

#5,367
“alturas” frequency rank
#907
“atrás” frequency rank
6274
confusion score

Side-by-Side Comparison

Feature alturas atrás
Definition Forma del plural de altura. Denota la parte posterior de alguna cosa o lo que está o queda a las espaldas.

Where the eye mixes alturas and atrás

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

7 ch
alturas
5 ch
atrás

Why the eye confuses alturas with atrás

These two trip readers on the page rather than in the ear: alturas is [al̪ˈt̪uɾas] while atrás is [aˈt̪ɾas]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 6274, derived from the frequency rank of both members and their visual similarity.

alturas is recorded at frequency rank #5,367, classified as anoun, pronounced [al̪ˈt̪uɾas]. atrás is at rank #907, tagged as anadv, pronounced [aˈt̪ɾas].

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 6274, this pair ranks #311,263 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of alturas vs atrás

Shared letters: arst. Private to "alturas": lu. Private to "atrás": á.

"alturas" · 7 letters · shape VCCVCVC  ·  "atrás" · 5 letters · shape VCCVC

Known mistypes of this pair

  • alturasallturas · altruas · altturas · altuars · alturass · alturras · altursa · alutras

Frequently Asked Questions

Can "alturas" and "atrás" be used interchangeably?
No - they are not even the same part of speech. "alturas" is a noun and "atrás" an adverb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "alturas" vs "atrás" - which ranks higher?
"atrás" is the more common of the two: it sits at frequency rank #907 in our Spanish list, against #5,367 for "alturas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "alturas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "atrás" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #311,263 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "alturas" and "atrás" also get mixed up with nearby pairs, the highest-scored neighbour is "Arras vs atrás". 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 #311,263 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