dardovsduroWhich spelling fits?

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

Which to use

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

#28,926
“dardo” frequency rank
#3,070
“duro” frequency rank
31996
confusion score

Side-by-Side Comparison

Feature dardo duro
Definition pequena lança difícil de quebrar ou de desfazer

Letter map: dardo vs duro

Shared letters muted; letters that set dardo and duro apart highlighted. Shared run: 3.

5 ch
dardo
4 ch
duro

Role in the sentence - dardo and duro

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: dardo is anoun and duroanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 31996, derived from the frequency rank of both members and their visual similarity.

dardo is recorded at frequency rank #28,926, classified as anoun, pronounced /ˈdaɾ.du/. duro is at rank #3,070, tagged as anadj.

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 31996, this pair ranks #35,928 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of dardo vs duro

Shared letters: dor. Private to "dardo": a. Private to "duro": u.

"dardo" · 5 letters · shape CVCCV  ·  "duro" · 4 letters · shape CVCV

Known mistypes of this pair

  • dardoadrdo · dadro · darddo · darod · darrdo · ddardo · drado
  • durodduro · druo · duor · durro · udro

Frequently Asked Questions

Is swapping "dardo" for "duro" ever safe?
No - they are not even the same part of speech. "dardo" is a noun and "duro" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "dardo" vs "duro" - which ranks higher?
"duro" is the more common of the two: it sits at frequency rank #3,070 in our Portuguese list, against #28,926 for "dardo". 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 "dardo" and "duro". Here's where to go from here.

  • Full dictionary entry for "dardo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "duro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #35,928 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "dardo" and "duro" also get mixed up with nearby pairs, the highest-scored neighbour is "damo vs dardo". 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 #35,928 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