decanovsdécimoWhich spelling fits?

Quick tell: decano is a noun, décimo is a num, so they fill different roles in a sentence.

Which to use

“decano” is a noun and “décimo” is a num - they look or sound alike but fill different roles in a sentence.

#10,482
“decano” frequency rank
#8,794
“décimo” frequency rank
19276
confusion score

Side-by-Side Comparison

Feature decano décimo
Definition Individuo que ha acumulado mayor antigüedad en un ente cualquiera. Que ocupa el puesto siguiente al noveno en una serie ordenada. Ordinal del diez.

Where the eye mixes decano and décimo

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

6 ch
decano
6 ch
décimo

Visual trap between decano and décimo

These two trip readers on the page rather than in the ear: decano is [d̪eˈkano] while décimo is [ˈd̪esimo]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs num), which is usually the fastest check. Our composite confusion score for this pair is 19276, derived from the frequency rank of both members and their visual similarity.

decano is recorded at frequency rank #10,482, classified as anoun, pronounced [d̪eˈkano]. décimo is at rank #8,794, tagged as anum, pronounced [ˈd̪esimo].

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 19276, this pair ranks #264,449 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of decano vs décimo

Shared letters: cdo. Private to "decano": aen. Private to "décimo": imé.

"decano" · 6 letters · shape CVCVCV  ·  "décimo" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • decanodceano · ddecano · deacno · decanno · decaon · deccano · decnao · edcano

Frequently Asked Questions

Is swapping "decano" for "décimo" ever safe?
No - they are not even the same part of speech. "decano" is a noun and "décimo" a num, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "decano" or "décimo" show up more?
"décimo" is the more common of the two: it sits at frequency rank #8,794 in our Spanish list, against #10,482 for "decano". 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 "decano" and "décimo" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "decano" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "décimo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #264,449 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decano" and "décimo" also get mixed up with nearby pairs, the highest-scored neighbour is "decae vs decano". 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 #264,449 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