Which to use
“alegrar” and “alterar” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #32,486
- “alegrar” frequency rank
- #10,258
- “alterar” frequency rank
- 42744
- confusion score
Side-by-Side Comparison
| Feature | alegrar | alterar |
|---|---|---|
| Definition | Causar alegría. | Cambiar la forma, esencia, estructura o composición de algo. |
Where the eye mixes alegrar and alterar
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. alegrar (VCVCCVC) and alterar (VCCVCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Visual trap between alegrar and alterar
A purely visual mix-up. alegrar ([aleˈɣ̞ɾaɾ]) and alterar ([al̪t̪eˈɾaɾ]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 42744, derived from the frequency rank of both members and their visual similarity.
alegrar is recorded at frequency rank #32,486, classified as averb, pronounced [aleˈɣ̞ɾaɾ]. alterar is at rank #10,258, tagged as averb, pronounced [al̪t̪eˈɾaɾ].
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 42744, this pair ranks #146,529 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of alegrar vs alterar
Shared letters: aelr. Private to "alegrar": g. Private to "alterar": t.
"alegrar" · 7 letters · shape VCVCCVC · "alterar" · 7 letters · shape VCCVCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "alegrar" for "alterar" ever safe?
Frequency check: "alegrar" vs "alterar" - which ranks higher?
Useful next steps
Eye-level mix-up between "alegrar" and "alterar" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "alegrar" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "alterar" - compare definitions side by side with the headword page. Word entry
- This pair ranks #146,529 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "alegrar" and "alterar" also get mixed up with nearby pairs, the highest-scored neighbour is "alegrar vs alegraría". 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 #146,529 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.