Which to use
“dam” and “dub” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #34,654
- “dam” frequency rank
- #35,557
- “dub” frequency rank
- 70211
- confusion score
Side-by-Side Comparison
| Feature | dam | dub |
|---|---|---|
| Definition | senhora | carvalho |
Where the eye mixes dam and dub
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. dam and dub follow the identical consonant-vowel pattern (CVC). Same shape at a glance is often the real trap, independent of shared letters.
Why the eye confuses dam with dub
A purely visual mix-up. dam (/dɑːm/ ouvir^(fonte ?)) and dub (/ˈdʊp/, ouvir^(fonte ?)) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 70211, derived from the frequency rank of both members and their visual similarity.
dam is recorded at frequency rank #34,654, classified as anoun, pronounced /dɑːm/ ouvir^(fonte ?). 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 70211, this pair ranks #3,705 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of dam vs dub
Shared letters: d. Private to "dam": am. Private to "dub": bu.
"dam" · 3 letters · shape CVC · "dub" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "dam" for "dub" ever safe?
In ordinary Portuguese text, does "dam" or "dub" show up more?
After this comparison
Eye-level mix-up between "dam" and "dub" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "dam" 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 #3,705 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "dam" and "dub" also get mixed up with nearby pairs, the highest-scored neighbour is "dat vs dub". Nearby pair
Confusion rank #3,705 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.