rádiovsrodoTell them apart

Quick tell: rádio is a noun, rodo is a verb, so they fill different roles in a sentence.

Which to use

“rádio” is a noun and “rodo” is a verb - they look or sound alike but fill different roles in a sentence.

#857
“rádio” frequency rank
#37,079
“rodo” frequency rank
37936
confusion score

Side-by-Side Comparison

Feature rádio rodo
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 roer

Letter map: rádio vs rodo

Shared letters muted; letters that set rádio and rodo apart highlighted. Shared run: 3.

5 ch
rádio
4 ch
rodo

Grammar separator: rádio vs rodo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: rádio is anoun and rodoaverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 37936, derived from the frequency rank of both members and their visual similarity.

rádio is recorded at frequency rank #857, classified as anoun. rodo is at rank #37,079, tagged as averb, pronounced /ˈroː.doː/.

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 37936, this pair ranks #28,605 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of rádio vs rodo

Shared letters: dor. Private to "rádio": . Private to "rodo": -.

"rádio" · 5 letters · shape CVCVV  ·  "rodo" · 4 letters · shape CVCV

Known mistypes of this pair

  • rodoordo · rdoo · roddo · rood · rrodo

Frequently Asked Questions

Is swapping "rádio" for "rodo" ever safe?
No - they are not even the same part of speech. "rádio" is a noun and "rodo" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "rádio" vs "rodo" - which ranks higher?
"rádio" is the more common of the two: it sits at frequency rank #857 in our Portuguese list, against #37,079 for "rodo". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "rádio" and "rodo".

  • Full dictionary entry for "rádio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rodo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #28,605 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "rádio" and "rodo" also get mixed up with nearby pairs, the highest-scored neighbour is "robe vs rodo". 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 #28,605 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list