deceniovsdetenidoTell them apart

Quick tell: decenio is a noun, detenido is an adjective, so they fill different roles in a sentence.

Which to use

“decenio” is a noun and “detenido” is an adjective - they look or sound alike but fill different roles in a sentence.

#37,541
“decenio” frequency rank
#3,243
“detenido” frequency rank
40784
confusion score

Side-by-Side Comparison

Feature decenio detenido
Definition Transcurso de diez años. Que ha dejado de moverse.

Where the eye mixes decenio and detenido

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

7 ch
decenio
8 ch
detenido

Look-alike desk: decenio vs detenido

These two trip readers on the page rather than in the ear: decenio is [d̪eˈsenjo] while detenido is [d̪et̪eˈnið̞o]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 40784, derived from the frequency rank of both members and their visual similarity.

decenio is recorded at frequency rank #37,541, classified as anoun, pronounced [d̪eˈsenjo]. detenido is at rank #3,243, tagged as anadj, pronounced [d̪et̪eˈnið̞o].

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 40784, this pair ranks #157,236 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of decenio vs detenido

Shared letters: deino. Private to "decenio": c. Private to "detenido": t.

"decenio" · 7 letters · shape CVCVCVV  ·  "detenido" · 8 letters · shape CVCVCVCV

Known mistypes of this pair

  • deceniodceenio · ddecenio · deccenio · deceino · decennio · decenoi · decneio · deecnio
  • detenidoddetenido · deetnido · deteindo · detendio · deteniddo · deteniod · detennido · detneido

Frequently Asked Questions

Can "decenio" and "detenido" be used interchangeably?
No - they are not even the same part of speech. "decenio" is a noun and "detenido" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "decenio" or "detenido"?
"detenido" is the more common of the two: it sits at frequency rank #3,243 in our Spanish list, against #37,541 for "decenio". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "decenio" and "detenido" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "decenio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "detenido" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #157,236 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decenio" and "detenido" also get mixed up with nearby pairs, the highest-scored neighbour is "decenio vs devenido". 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 #157,236 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