racharvsraiarWhat's the difference?

Which to use

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

#31,522
“rachar” frequency rank
#37,986
“raiar” frequency rank
69508
confusion score

Side-by-Side Comparison

Feature rachar raiar
Definition dividir em rachas emitir raios

Where the eye mixes rachar and raiar

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. rachar runs 6 letters (CVCCVC) against raiar's 5 (CVVVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
rachar
5 ch
raiar

Look-alike desk: rachar vs raiar

A purely visual mix-up. rachar (/Rɐ.ˈʃaɾ/) and raiar (/Raj.ˈaɾ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 69508, derived from the frequency rank of both members and their visual similarity.

rachar is recorded at frequency rank #31,522, classified as averb, pronounced /Rɐ.ˈʃaɾ/. raiar is at rank #37,986, tagged as averb, pronounced /Raj.ˈaɾ/.

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 69508, this pair ranks #3,934 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of rachar vs raiar

Shared letters: ar. Private to "rachar": ch. Private to "raiar": i.

"rachar" · 6 letters · shape CVCCVC  ·  "raiar" · 5 letters · shape CVVVC

Known mistypes of this pair

  • rachar ← archar · racahr · racchar · racharr · rachhar · rachra · rahcar · rcahar
  • raiar ← ariar · raair · raiarr · raira · riaar · rraiar

Frequently Asked Questions

Can "rachar" and "raiar" be used interchangeably?
No. They are said differently (/Rɐ.ˈʃaɾ/ versus /Raj.ˈaɾ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "rachar" or "raiar" show up more?
"rachar" is the more common of the two: it sits at frequency rank #31,522 in our Portuguese list, against #37,986 for "raiar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "rachar" and "raiar" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "rachar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "raiar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #3,934 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "rachar" and "raiar" also get mixed up with nearby pairs, the highest-scored neighbour is "raiar vs rimar". 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 #3,934 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