Which to use
“centena” and “certeza” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #13,901
- “centena” frequency rank
- #500
- “certeza” frequency rank
- 14401
- confusion score
Side-by-Side Comparison
| Feature | centena | certeza |
|---|---|---|
| Definition | conjunto de cem unidades; um cento | qualidade do que é certo |
Where the eye mixes centena and certeza
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. centena and certeza follow the identical consonant-vowel pattern (CVCCVCV). Same shape at a glance is often the real trap, independent of shared letters.
Look-alike desk: centena vs certeza
A purely visual mix-up. centena (/sẽ.ˈte.nɐ/) and certeza (/sɨɾ.ˈte.zɐ/) 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 14401, derived from the frequency rank of both members and their visual similarity.
centena is recorded at frequency rank #13,901, classified as anoun, pronounced /sẽ.ˈte.nɐ/. certeza is at rank #500, tagged as anoun, pronounced /sɨɾ.ˈte.zɐ/.
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 14401, this pair ranks #57,691 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of centena vs certeza
Shared letters: acet. Private to "centena": n. Private to "certeza": rz.
"centena" · 7 letters · shape CVCCVCV · "certeza" · 7 letters · shape CVCCVCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "centena" for "certeza" ever safe?
Frequency check: "centena" vs "certeza" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "centena" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "certeza" - compare definitions side by side with the headword page. Word entry
- This pair ranks #57,691 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "centena" and "certeza" also get mixed up with nearby pairs, the highest-scored neighbour is "centena vs contenda". 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 #57,691 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.