Which to use
“alterna” and “alternar” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #17,331
- “alterna” frequency rank
- #40,631
- “alternar” frequency rank
- 57962
- confusion score
Side-by-Side Comparison
| Feature | alterna | alternar |
|---|---|---|
| Definition | Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de alternar. | Variar las acciones diciendo o haciendo ya unas cosas, ya otras, y repitiéndolas sucesivamente. |
Where the eye mixes alterna and alternar
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. alterna runs 7 letters (VCCVCCV) against alternar's 8 (VCCVCCVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses alterna with alternar
A purely visual mix-up. alterna ([al̪ˈt̪eɾna]) and alternar ([al̪t̪eɾˈnaɾ]) 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) - “alterna” sits inside “alternar”. Our composite confusion score for this pair is 57962, derived from the frequency rank of both members and their visual similarity.
alterna is recorded at frequency rank #17,331, classified as averb, pronounced [al̪ˈt̪eɾna]. alternar is at rank #40,631, tagged as averb, pronounced [al̪t̪eɾˈnaɾ].
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 57962, this pair ranks #68,343 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of alterna vs alternar
Shared letters: aelnrt. Private to "alterna": -. Private to "alternar": -.
"alterna" · 7 letters · shape VCCVCCV · "alternar" · 8 letters · shape VCCVCCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "alterna" for "alternar" ever safe?
Frequency check: "alterna" vs "alternar" - which ranks higher?
After this comparison
Eye-level mix-up between "alterna" and "alternar" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "alterna" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "alternar" - compare definitions side by side with the headword page. Word entry
- This pair ranks #68,343 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "alterna" and "alternar" also get mixed up with nearby pairs, the highest-scored neighbour is "alternar vs alternos". 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 #68,343 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.