arrobavsauroraTell them apart

Which to use

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

#37,189
“arroba” frequency rank
#8,427
“aurora” frequency rank
45616
confusion score

Side-by-Side Comparison

Feature arroba aurora
Definition unidade de massa da antiguidade que equivale a, aproximadamente, 14,68 kg; atualmente atribui-se a um arroba o valor de 15 kg claridade que precede o alvorecer originada pela inclinação dos raios solares

Letter map: arroba vs aurora

Shared letters muted; letters that set arroba and aurora apart highlighted. Shared run: 4. arroba (VCCVCV) and aurora (VVCVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
arroba
6 ch
aurora

Spelling & dictionary notes on arroba vs aurora

arroba and aurora 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 share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 45616, derived from the frequency rank of both members and their visual similarity.

arroba is recorded at frequency rank #37,189, classified as anoun. aurora is at rank #8,427, tagged as anoun, pronounced /aw.ˈɾɔ.ɾɐ/.

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 45616, this pair ranks #19,769 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of arroba vs aurora

Shared letters: aor. Private to "arroba": b. Private to "aurora": u.

"arroba" · 6 letters · shape VCCVCV  ·  "aurora" · 6 letters · shape VVCVCV

Known mistypes of this pair

  • arroba ← aroba · arorba · arrboa · arroab · arrobba · raroba
  • aurora ← aruora · auorra · auroar · aurorra · aurroa · aurrora · uarora

Frequently Asked Questions

Can "arroba" and "aurora" be used interchangeably?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "arroba" vs "aurora" - which ranks higher?
"aurora" is the more common of the two: it sits at frequency rank #8,427 in our Portuguese list, against #37,189 for "arroba". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "arroba" and "aurora". Here's where to go from here.

  • Full dictionary entry for "arroba" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aurora" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #19,769 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "arroba" and "aurora" also get mixed up with nearby pairs, the highest-scored neighbour is "arroba vs arrotar". 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 #19,769 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