Which to use
“alterar” is a verb and “alturas” is a noun - they look or sound alike but fill different roles in a sentence.
- #10,258
- “alterar” frequency rank
- #5,367
- “alturas” frequency rank
- 15625
- confusion score
Side-by-Side Comparison
| Feature | alterar | alturas |
|---|---|---|
| Definition | Cambiar la forma, esencia, estructura o composición de algo. | Forma del plural de altura. |
Where the eye mixes alterar and alturas
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Look-alike desk: alterar vs alturas
These two trip readers on the page rather than in the ear: alterar is [al̪t̪eˈɾaɾ] while alturas is [al̪ˈt̪uɾas]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 15625, derived from the frequency rank of both members and their visual similarity.
alterar is recorded at frequency rank #10,258, classified as averb, pronounced [al̪t̪eˈɾaɾ]. alturas is at rank #5,367, tagged as anoun, pronounced [al̪ˈt̪uɾas].
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 15625, this pair ranks #279,416 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of alterar vs alturas
Shared letters: alrt. Private to "alterar": e. Private to "alturas": su.
"alterar" · 7 letters · shape VCCVCVC · "alturas" · 7 letters · shape VCCVCVC
Known mistypes of this pair
Frequently Asked Questions
Can "alterar" and "alturas" be used interchangeably?
Which is more common, "alterar" or "alturas"?
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 "alterar" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "alturas" - compare definitions side by side with the headword page. Word entry
- This pair ranks #279,416 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "alterar" and "alturas" also get mixed up with nearby pairs, the highest-scored neighbour is "aligerar vs alterar". 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 #279,416 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.