dosvsdubConfusable pair

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

Which to use

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

#24
“dos” frequency rank
#35,557
“dub” frequency rank
35581
confusion score

Side-by-Side Comparison

Feature dos dub
Definition o número dois carvalho

Where the eye mixes dos and dub

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
dos
3 ch
dub

Look-alike desk: dos vs dub

These two trip readers on the page rather than in the ear: dos is /dɔs/ while dub is /ˈdʊp/, ouvir^(fonte ?). Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (num vs noun), which is usually the fastest check. Our composite confusion score for this pair is 35581, derived from the frequency rank of both members and their visual similarity.

dos is recorded at frequency rank #24, classified as anum, pronounced /dɔs/. dub is at rank #35,557, tagged as anoun, pronounced /ˈdʊp/, ouvir^(fonte ?).

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 35581, this pair ranks #31,450 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of dos vs dub

Shared letters: d. Private to "dos": os. Private to "dub": bu.

"dos" · 3 letters · shape CVC  ·  "dub" · 3 letters · shape CVC

Frequently Asked Questions

Do "dos" and "dub" mean the same thing in a sentence?
No - they are not even the same part of speech. "dos" is a num and "dub" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "dos" vs "dub" - which ranks higher?
"dos" is the more common of the two: it sits at frequency rank #24 in our Portuguese list, against #35,557 for "dub". 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 "dos" and "dub" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "dos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dub" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #31,450 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "dos" and "dub" also get mixed up with nearby pairs, the highest-scored neighbour is "dat vs dub". Nearby pair

Confusion rank #31,450 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