denvsdiesWhich spelling fits?

Quick tell: den is a article, dies is a noun, so they fill different roles in a sentence.

Which to use

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

#19,112
“den” frequency rank
#34,236
“dies” frequency rank
53348
confusion score

Side-by-Side Comparison

Feature den dies
Definition o, artigo definido masculino do caso acusativo singular: dia; o dia romano era o período compreendido entre o nascer do sol e o ocaso e divido em 12 horas; nessa acepção (de prazo e no singular) assume o gênero feminino

Letter map: den vs dies

Shared letters muted; letters that set den and dies apart highlighted. Shared run: 2. den runs 3 letters (CVC) against dies's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
den
4 ch
dies

Part-of-speech tell for den / dies

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: den is anarticle and diesanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 53348, 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 ?). dies is at rank #34,236, tagged as anoun.

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 53348, this pair ranks #12,095 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of den vs dies

Shared letters: de. Private to "den": n. Private to "dies": is.

"den" · 3 letters · shape CVC  ·  "dies" · 4 letters · shape CVVC

Known mistypes of this pair

  • dies ← ddies · deis · diess · ides

Frequently Asked Questions

Is swapping "den" for "dies" ever safe?
No - they are not even the same part of speech. "den" is an article and "dies" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "den" or "dies"?
"den" is the more common of the two: it sits at frequency rank #19,112 in our Portuguese list, against #34,236 for "dies". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "den" and "dies". Here's where to go from here.

  • Full dictionary entry for "den" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dies" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #12,095 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "den" and "dies" also get mixed up with nearby pairs, the highest-scored neighbour is "dies vs dink". 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 #12,095 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