radarvsrapaTell them apart

Which to use

“radar” and “rapa” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#7,454
“radar” frequency rank
#42,635
“rapa” frequency rank
50089
confusion score

Side-by-Side Comparison

Feature radar rapa
Definition dispositivo que permite detectar objetos a longas distâncias grupo de pessoas, um coletivo de pessoas

Letter map: radar vs rapa

Shared letters muted; letters that set radar and rapa apart highlighted. Shared run: 3.

5 ch
radar
4 ch
rapa

Spelling & dictionary notes on radar vs rapa

radar and rapa are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 50089, derived from the frequency rank of both members and their visual similarity.

radar is recorded at frequency rank #7,454, classified as anoun, pronounced /Ra.ˈdaɾ/. rapa is at rank #42,635, tagged as anoun.

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 50089, this pair ranks #14,899 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of radar vs rapa

Shared letters: ar. Private to "radar": d. Private to "rapa": p.

"radar" · 5 letters · shape CVCVC  ·  "rapa" · 4 letters · shape CVCV

Known mistypes of this pair

  • radarardar · raadr · radarr · raddar · radra · rdaar · rradar
  • rapaarpa · raap · rappa · rpaa · rrapa

Frequently Asked Questions

Can "radar" and "rapa" be used interchangeably?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
In ordinary Portuguese text, does "radar" or "rapa" show up more?
"radar" is the more common of the two: it sits at frequency rank #7,454 in our Portuguese list, against #42,635 for "rapa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "radar" vs "rapa" is on the table, pick a follow-up below.

  • Full dictionary entry for "radar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rapa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #14,899 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "radar" and "rapa" also get mixed up with nearby pairs, the highest-scored neighbour is "rabi vs rapa". 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 #14,899 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