Which to use
“perdieran” and “perduran” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #42,070
- “perdieran” frequency rank
- #39,918
- “perduran” frequency rank
- 81988
- confusion score
Side-by-Side Comparison
| Feature | perdieran | perduran |
|---|---|---|
| Definition | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito imperfecto de subjuntivo de perder o de perderse. | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de perdurar. |
Where the eye mixes perdieran and perduran
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. perdieran runs 9 letters (CVCCVVCVC) against perduran's 8 (CVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: perdieran vs perduran
A purely visual mix-up. perdieran ([peɾˈð̞jeɾãn]) and perduran ([peɾˈð̞uɾãn]) 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 81988, derived from the frequency rank of both members and their visual similarity.
perdieran is recorded at frequency rank #42,070, classified as averb, pronounced [peɾˈð̞jeɾãn]. perduran is at rank #39,918, tagged as averb, pronounced [peɾˈð̞uɾãn].
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 81988, this pair ranks #9,728 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of perdieran vs perduran
Shared letters: adenpr. Private to "perdieran": i. Private to "perduran": u.
"perdieran" · 9 letters · shape CVCCVVCVC · "perduran" · 8 letters · shape CVCCVCVC
Known mistypes of this pair
Frequently Asked Questions
Do "perdieran" and "perduran" mean the same thing in a sentence?
In ordinary Spanish text, does "perdieran" or "perduran" show up more?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "perdieran" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "perduran" - compare definitions side by side with the headword page. Word entry
- This pair ranks #9,728 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "perdieran" and "perduran" also get mixed up with nearby pairs, the highest-scored neighbour is "perduran vs perdurar". 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 #9,728 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.