Which to use
“doca” and “duck” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #23,985
- “doca” frequency rank
- #23,302
- “duck” frequency rank
- 47287
- confusion score
Side-by-Side Comparison
| Feature | doca | duck |
|---|---|---|
| Definition | parte abrigada de um porto, dispondo de cais acostável, onde se podem recolher embarcações para fugir do mau tempo ou para carregar e descarregar mercadorias | pato |
Letter map: doca vs duck
Shared letters muted; letters that set doca and duck apart highlighted. Shared run: 2.
Pair insight - doca / duck
doca and duck are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 47287, derived from the frequency rank of both members and their visual similarity.
doca is recorded at frequency rank #23,985, classified as anoun, pronounced /ˈdɔ.kɐ/. duck is at rank #23,302, 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 47287, this pair ranks #17,968 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of doca vs duck
Shared letters: cd. Private to "doca": ao. Private to "duck": ku.
"doca" · 4 letters · shape CVCV · "duck" · 4 letters · shape CVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "doca" for "duck" ever safe?
Frequency check: "doca" vs "duck" - which ranks higher?
Useful next steps
Pair "doca" vs "duck" is on the table, pick a follow-up below.
- Full dictionary entry for "doca" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "duck" - compare definitions side by side with the headword page. Word entry
- This pair ranks #17,968 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "doca" and "duck" also get mixed up with nearby pairs, the highest-scored neighbour is "doca vs doula". 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 #17,968 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.