debevsdecaeTell them apart

Which to use

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

#183
“debe” frequency rank
#48,929
“decae” frequency rank
49112
confusion score

Side-by-Side Comparison

Feature debe decae
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de deber. Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de decaer.

Where the eye mixes debe and decae

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. debe runs 4 letters (CVCV) against decae's 5 (CVCVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
debe
5 ch
decae

Look-alike desk: debe vs decae

A purely visual mix-up. debe ([ˈd̪eβ̞e]) and decae ([d̪eˈkae]) 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 49112, derived from the frequency rank of both members and their visual similarity.

debe is recorded at frequency rank #183, classified as averb, pronounced [ˈd̪eβ̞e]. decae is at rank #48,929, tagged as averb, pronounced [d̪eˈkae].

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 49112, this pair ranks #110,656 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of debe vs decae

Shared letters: de. Private to "debe": b. Private to "decae": ac.

"debe" · 4 letters · shape CVCV  ·  "decae" · 5 letters · shape CVCVV

Known mistypes of this pair

  • debe ← dbee · ddebe · debbe · deeb · deve · edbe
  • decae ← dceae · ddecae · deace · deccae · edcae

Frequently Asked Questions

Is swapping "debe" for "decae" ever safe?
No. They are said differently ([ˈd̪eβ̞e] versus [d̪eˈkae]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "debe" vs "decae" - which ranks higher?
"debe" is the more common of the two: it sits at frequency rank #183 in our Spanish list, against #48,929 for "decae". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "debe" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decae" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #110,656 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "debe" and "decae" also get mixed up with nearby pairs, the highest-scored neighbour is "decae vs Deva". 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 #110,656 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