Which to use
“quarto” and “quinto” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #589
- “quarto” frequency rank
- #4,587
- “quinto” frequency rank
- 5176
- confusion score
Side-by-Side Comparison
| Feature | quarto | quinto |
|---|---|---|
| Definition | refere-se àquele que ocupa a posição quaternária em uma série; o que vem depois do terceiro | ordem de um elemento em um conjunto, que ocupe a posição equivalente ao número cinco. |
Where the eye mixes quarto and quinto
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Visual trap between quarto and quinto
A purely visual mix-up. quarto (/ˈkwaɾ.tu/) and quinto (/ˈkĩ.tu/) 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 5176, derived from the frequency rank of both members and their visual similarity.
quarto is recorded at frequency rank #589, classified as anadj, pronounced /ˈkwaɾ.tu/. quinto is at rank #4,587, tagged as anadj, pronounced /ˈkĩ.tu/.
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 5176, this pair ranks #69,519 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of quarto vs quinto
Shared letters: oqtu. Private to "quarto": ar. Private to "quinto": in.
"quarto" · 6 letters · shape CVVCCV · "quinto" · 6 letters · shape CVVCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "quarto" for "quinto" ever safe?
Frequency check: "quarto" vs "quinto" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "quarto" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "quinto" - compare definitions side by side with the headword page. Word entry
- This pair ranks #69,519 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "quarto" and "quinto" also get mixed up with nearby pairs, the highest-scored neighbour is "quinto vs quintos". 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 #69,519 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.