deberánvsdebieronTell them apart

Which to use

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

#3,999
“deberán” frequency rank
#8,249
“debieron” frequency rank
12248
confusion score

Side-by-Side Comparison

Feature deberán debieron
Definition Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del futuro de indicativo de deber. Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito perfecto simple de indicativo de deber.

Where the eye mixes deberán and debieron

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. deberán runs 7 letters (CVCVCVC) against debieron's 8 (CVCVVCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
deberán
8 ch
debieron

Look-alike desk: deberán vs debieron

A purely visual mix-up. deberán ([d̪eβ̞eˈɾãn]) and debieron ([d̪eˈβ̞jeɾõn]) 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 12248, derived from the frequency rank of both members and their visual similarity.

deberán is recorded at frequency rank #3,999, classified as averb, pronounced [d̪eβ̞eˈɾãn]. debieron is at rank #8,249, tagged as averb, pronounced [d̪eˈβ̞jeɾõn].

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 12248, this pair ranks #292,194 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of deberán vs debieron

Shared letters: bdenr. Private to "deberán": á. Private to "debieron": io.

"deberán" · 7 letters · shape CVCVCVC  ·  "debieron" · 8 letters · shape CVCVVCVC

Known mistypes of this pair

  • debieron ← dbeieron · ddebieron · debbieron · debeiron · debieorn · debierno · debieronn · debierron

Frequently Asked Questions

Is swapping "deberán" for "debieron" ever safe?
No. They are said differently ([d̪eβ̞eˈɾãn] versus [d̪eˈβ̞jeɾõn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "deberán" vs "debieron" - which ranks higher?
"deberán" is the more common of the two: it sits at frequency rank #3,999 in our Spanish list, against #8,249 for "debieron". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "deberán" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "debieron" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #292,194 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "deberán" and "debieron" also get mixed up with nearby pairs, the highest-scored neighbour is "deberán vs decoran". 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 #292,194 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