dolovsduroTell them apart

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

Which to use

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

#43,862
“dolo” frequency rank
#3,070
“duro” frequency rank
46932
confusion score

Side-by-Side Comparison

Feature dolo duro
Definition vontade livre e consciente de realizar uma conduta tipificada na legislação penal difícil de quebrar ou de desfazer

Letter map: dolo vs duro

Shared letters muted; letters that set dolo and duro apart highlighted. Shared run: 2.

4 ch
dolo
4 ch
duro

Part-of-speech tell for dolo / duro

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: dolo is anoun and duroanadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 46932, derived from the frequency rank of both members and their visual similarity.

dolo is recorded at frequency rank #43,862, classified as anoun. 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 46932, this pair ranks #18,377 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of dolo vs duro

Shared letters: do. Private to "dolo": l. Private to "duro": ru.

"dolo" · 4 letters · shape CVCV  ·  "duro" · 4 letters · shape CVCV

Known mistypes of this pair

  • doloddolo · dloo · dollo · dool · odlo
  • durodduro · druo · duor · durro · udro

Frequently Asked Questions

Is swapping "dolo" for "duro" ever safe?
No - they are not even the same part of speech. "dolo" is a noun and "duro" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "dolo" or "duro" show up more?
"duro" is the more common of the two: it sits at frequency rank #3,070 in our Portuguese list, against #43,862 for "dolo". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pair "dolo" vs "duro" is on the table, pick a follow-up below.

  • Full dictionary entry for "dolo" 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 #18,377 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "dolo" and "duro" also get mixed up with nearby pairs, the highest-scored neighbour is "dolo vs drogo". 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 #18,377 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