decovsdiegoTell them apart

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

Which to use

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

#41,289
“deco” frequency rank
#1,810
“diego” frequency rank
43099
confusion score

Side-by-Side Comparison

Feature deco diego
Definition Decoración. El número diez (10).

Where the eye mixes deco and diego

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

4 ch
deco
5 ch
diego

Visual trap between deco and diego

These two trip readers on the page rather than in the ear: deco is [ˈd̪eko] while diego is [ˈd̪jeɣ̞o]. 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 num), which is usually the fastest check. Our composite confusion score for this pair is 43099, derived from the frequency rank of both members and their visual similarity.

deco is recorded at frequency rank #41,289, classified as anoun, pronounced [ˈd̪eko]. diego is at rank #1,810, tagged as anum, pronounced [ˈd̪jeɣ̞o].

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 43099, this pair ranks #144,524 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of deco vs diego

Shared letters: deo. Private to "deco": c. Private to "diego": gi.

"deco" · 4 letters · shape CVCV  ·  "diego" · 5 letters · shape CVVCV

Known mistypes of this pair

  • deco ← dceo · ddeco · decco · deoc · edco
  • diego ← ddiego · deigo · dieggo · dieog · digeo · idego

Frequently Asked Questions

Do "deco" and "diego" mean the same thing in a sentence?
No - they are not even the same part of speech. "deco" is a noun and "diego" a num, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "deco" or "diego"?
"diego" is the more common of the two: it sits at frequency rank #1,810 in our Spanish list, against #41,289 for "deco". 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 "deco" and "diego" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "deco" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "diego" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #144,524 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "deco" and "diego" also get mixed up with nearby pairs, the highest-scored neighbour is "deco 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 #144,524 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