circuitovscírculoWhich spelling fits?

Which to use

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

#3,748
“circuito” frequency rank
#3,610
“círculo” frequency rank
7358
confusion score

Side-by-Side Comparison

Feature circuito círculo
Definition linha que limita inteiramente uma superfície figura plana formada por uma linha que contém todos os pontos equidistantes a um outro ponto central

Where the eye mixes circuito and círculo

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. circuito runs 8 letters (CVCCVVCV) against círculo's 7 (CVCCVCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
circuito
7 ch
círculo

Why the eye confuses circuito with círculo

A purely visual mix-up. circuito (/siɾ.ˈkuj.tu/) and círculo (/ˈsiɾ.ku.lu/) 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 7358, derived from the frequency rank of both members and their visual similarity.

circuito is recorded at frequency rank #3,748, classified as anoun, pronounced /siɾ.ˈkuj.tu/. círculo is at rank #3,610, tagged as anoun, pronounced /ˈsiɾ.ku.lu/.

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 7358, this pair ranks #66,783 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of circuito vs círculo

Shared letters: coru. Private to "circuito": it. Private to "círculo": lí.

"circuito" · 8 letters · shape CVCCVVCV  ·  "círculo" · 7 letters · shape CVCCVCV

Known mistypes of this pair

  • circuito ← ccircuito · cicruito · circcuito · circiuto · circuiot · circuitto · circutio · cirrcuito

Frequently Asked Questions

Do "circuito" and "círculo" mean the same thing in a sentence?
No. They are said differently (/siɾ.ˈkuj.tu/ versus /ˈsiɾ.ku.lu/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "circuito" or "círculo"?
"círculo" is the more common of the two: it sits at frequency rank #3,610 in our Portuguese list, against #3,748 for "circuito". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "circuito" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "círculo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #66,783 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "circuito" and "círculo" also get mixed up with nearby pairs, the highest-scored neighbour is "círculo vs Cirilo". 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 #66,783 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