denvsdezTell them apart

Quick tell: den is a article, dez is an adjective, so they fill different roles in a sentence.

Which to use

“den” is an article and “dez” is an adjective - they look or sound alike but fill different roles in a sentence.

#19,112
“den” frequency rank
#771
“dez” frequency rank
19883
confusion score

Side-by-Side Comparison

Feature den dez
Definition o, artigo definido masculino do caso acusativo singular: dotado de bons atributos

Where the eye mixes den and dez

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
den
3 ch
dez

Why the eye confuses den with dez

These two trip readers on the page rather than in the ear: den is /deːn/ ouvir^(fonte ?) while dez is /ˈdɛʃ/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - n in “den” becomes z in “dez”, and the parts of speech differ too (article vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 19883, derived from the frequency rank of both members and their visual similarity.

den is recorded at frequency rank #19,112, classified as anarticle, pronounced /deːn/ ouvir^(fonte ?). dez is at rank #771, tagged as anadj, pronounced /ˈdɛʃ/.

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 19883, this pair ranks #50,751 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of den vs dez

Shared letters: de. Private to "den": n. Private to "dez": z.

"den" · 3 letters · shape CVC  ·  "dez" · 3 letters · shape CVC

Frequently Asked Questions

Can "den" and "dez" be used interchangeably?
No - they are not even the same part of speech. "den" is an article and "dez" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "den" or "dez"?
"dez" is the more common of the two: it sits at frequency rank #771 in our Portuguese list, against #19,112 for "den". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "den" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dez" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #50,751 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "den" and "dez" also get mixed up with nearby pairs, the highest-scored neighbour is "dat vs den". Nearby pair

Confusion rank #50,751 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list