eternavseternoWhat's the difference?

Which to use

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

#6,182
“eterna” frequency rank
#5,509
“eterno” frequency rank
11691
confusion score

Side-by-Side Comparison

Feature eterna eterno
Definition Forma del femenino de eterno. Que no tuvo principio ni tendrá fin

Where the eye mixes eterna and eterno

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
eterna
6 ch
eterno

Look-alike desk: eterna vs eterno

A purely visual mix-up. eterna ([eˈt̪eɾna]) and eterno ([eˈt̪eɾno]) 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 a single letter - a in “eterna” becomes o in “eterno”. Our composite confusion score for this pair is 11691, derived from the frequency rank of both members and their visual similarity.

eterna is recorded at frequency rank #6,182, classified as anadj, pronounced [eˈt̪eɾna]. eterno is at rank #5,509, tagged as anadj, pronounced [eˈt̪eɾno].

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 11691, this pair ranks #294,212 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of eterna vs eterno

Shared letters: enrt. Private to "eterna": a. Private to "eterno": o.

"eterna" · 6 letters · shape VCVCCV  ·  "eterno" · 6 letters · shape VCVCCV

Known mistypes of this pair

  • eternaeetrna · etenra · eteran · eternna · eterrna · etrena · etterna · teerna
  • eternoeetrno · etenro · eternno · eteron · eterrno · etreno · etterno · teerno

Frequently Asked Questions

Do "eterna" and "eterno" mean the same thing in a sentence?
No. They are said differently ([eˈt̪eɾna] versus [eˈt̪eɾno]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "eterna" or "eterno"?
"eterno" is the more common of the two: it sits at frequency rank #5,509 in our Spanish list, against #6,182 for "eterna". 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 "eterna" and "eterno" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "eterna" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "eterno" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #294,212 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "eterna" and "eterno" also get mixed up with nearby pairs, the highest-scored neighbour is "enterró vs eterno". 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 #294,212 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