Which to use
“rádio” is a noun and “rápido” is an adjective - they look or sound alike but fill different roles in a sentence.
- #857
- “rádio” frequency rank
- #811
- “rápido” frequency rank
- 1668
- confusion score
Side-by-Side Comparison
| Feature | rádio | rápido |
|---|---|---|
| Definition | elemento químico de símbolo Ra, possui o número atômico 88 e massa atômica relativa 226,025 u; é um metal alcalino terroso, branco prateado, altamente radioativo; ocorre em todos os minérios de urânio, e é produzido por decaimento radioativo; é utilizado na medicina para tratamento de câncer e, em laboratórios, como fonte de neutrons para análise de materiais | que anda depressa |
Where the spellings diverge
Shared letters are muted; the letters that actually set rádio and rápido apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: rádio is anoun and rápidoanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 1668, derived from the frequency rank of both members and their visual similarity.
rádio is recorded at frequency rank #857, classified as anoun. rápido is at rank #811, tagged as anadj, pronounced /ˈRa.pi.du/.
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 1668, this pair ranks #73,853 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of rádio vs rápido
Shared letters: diorá. Private to "rádio": -. Private to "rápido": p.
"rádio" · 5 letters · shape CVCVV · "rápido" · 6 letters · shape CVCVCV
Frequency comparison
Frequently Asked Questions
Can "rádio" and "rápido" be used interchangeably?
Which is more common, "rádio" or "rápido"?
Remembering rádio vs rápido
The fastest way to pick the right one every time.
- Check the role first: if you need a noun, it's “rádio”; for an adjective, it's “rápido”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “rádio” entry
- Browse more pairs most likely to be confused. Most confusable