Which to use
“caso” is a conjunction and “césio” is a noun - they look or sound alike but fill different roles in a sentence.
- #181
- “caso” frequency rank
- #41,427
- “césio” frequency rank
- 41608
- confusion score
Side-by-Side Comparison
| Feature | caso | césio |
|---|---|---|
| Definition | na hipótese de; se | 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 spellings diverge
Shared letters are muted; the letters that actually set caso and césio apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: caso is /ˈka.zu/ while césio is /ˈsɛzju/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (conjunction vs noun), which is usually the fastest check. Our composite confusion score for this pair is 41608, derived from the frequency rank of both members and their visual similarity.
caso is recorded at frequency rank #181, classified as aconj, pronounced /ˈka.zu/. 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 41608, this pair ranks #24,289 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of caso vs césio
Shared letters: cos. Private to "caso": a. Private to "césio": ié.
"caso" · 4 letters · shape CVCV · "césio" · 5 letters · shape CVCVV
Known mistypes of this pair
- caso ← acso · casso · ccaso · csao
Frequency comparison
Frequently Asked Questions
Can "caso" and "césio" be used interchangeably?
Which is more common, "caso" or "césio"?
Remembering caso vs césio
The fastest way to pick the right one every time.
- Check the role first: if you need a conjunction, it's “caso”; for a noun, it's “césio”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “caso” entry
- Browse more pairs most likely to be confused. Most confusable