Which to use
“César” and “césio” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #4,218
- “César” frequency rank
- #41,427
- “césio” frequency rank
- 45645
- confusion score
Side-by-Side Comparison
| Feature | César | césio |
|---|---|---|
| Definition | prenome masculino | elemento químico de símbolo Cs, possui o número atômico 55 e massa atômica relativa 132,905 u; é um metal alcalino, de coloração ouro prateado; é encontrado em minerais de potássio, tais como micas, berílio, feldspatos e a polucita (alumínio-silicato de césio); o césio metálico é utilizado na fabricação de células fotoelétricas e detectores de infravermelho |
Where the eye mixes César and césio
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses César with césio
A purely visual mix-up. César (/'sɛ.zaɾ/) and césio (/ˈsɛzju/) 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 45645, derived from the frequency rank of both members and their visual similarity.
César is recorded at frequency rank #4,218, classified as anoun, pronounced /'sɛ.zaɾ/. césio is at rank #41,427, tagged as anoun, pronounced /ˈsɛzju/.
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 45645, this pair ranks #19,744 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of César vs césio
Shared letters: csé. Private to "César": ar. Private to "césio": io.
"César" · 5 letters · shape CVCVC · "césio" · 5 letters · shape CVCVV
Frequently Asked Questions
Do "César" and "césio" mean the same thing in a sentence?
Which is more common, "César" or "césio"?
After this comparison
Eye-level mix-up between "César" and "césio" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "César" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "césio" - compare definitions side by side with the headword page. Word entry
- This pair ranks #19,744 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "César" and "césio" also get mixed up with nearby pairs, the highest-scored neighbour is "césio vs cisto". Nearby pair
Confusion rank #19,744 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.