eternavsexternaConfusable pair

Which to use

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

#6,182
“eterna” frequency rank
#5,618
“externa” frequency rank
11800
confusion score

Side-by-Side Comparison

Feature eterna externa
Definition Forma del femenino de eterno. Forma del femenino singular de externo.

Where the eye mixes eterna and externa

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

6 ch
eterna
7 ch
externa

Why the eye confuses eterna with externa

A purely visual mix-up. eterna ([eˈt̪eɾna]) and externa ([eksˈt̪eɾna]) 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 letter(s) in length. Our composite confusion score for this pair is 11800, 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]. externa is at rank #5,618, tagged as anadj, pronounced [eksˈt̪eɾna].

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 11800, this pair ranks #293,824 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of eterna vs externa

Shared letters: aenrt. Private to "eterna": -. Private to "externa": x.

"eterna" · 6 letters · shape VCVCCV  ·  "externa" · 7 letters · shape VCCVCCV

Known mistypes of this pair

  • eternaeetrna · etenra · eteran · eternna · eterrna · etrena · etterna · teerna
  • externaetxerna · exetrna · extenra · exteran · externna · exterrna · extrena · extterna

Frequently Asked Questions

Do "eterna" and "externa" mean the same thing in a sentence?
No. They are said differently ([eˈt̪eɾna] versus [eksˈt̪eɾna]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "eterna" or "externa"?
"externa" is the more common of the two: it sits at frequency rank #5,618 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 "externa" 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 "externa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #293,824 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "eterna" and "externa" also get mixed up with nearby pairs, the highest-scored neighbour is "eterna vs eternal". 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 #293,824 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