cálciovscálculoTell them apart

Which to use

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

#12,642
“cálcio” frequency rank
#5,724
“cálculo” frequency rank
18366
confusion score

Side-by-Side Comparison

Feature cálcio cálculo
Definition elemento químico de símbolo Ca, número atômico 20 e massa atômica relativa 40,078; não é encontrado livre na natureza, apesar de ser o quinto elemento mais abundante do planeta; é encontrado na forma de carbonatos, sulfatos, fluoretos, fosfatos, silicatos e boratos, como mármore, giz, pedra e cal; tem importantes aplicações nas ligas de chumbo e alumínio e como desoxidante de ferro, aço e cobre operação aritmética, tal como soma, subtração, multiplicação ou divisão

Letter map: cálcio vs cálculo

Shared letters muted; letters that set cálcio and cálculo apart highlighted. Shared run: 5. cálcio runs 6 letters (CVCCVV) against cálculo's 7 (CVCCVCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
cálcio
7 ch
cálculo

Spelling & dictionary notes on cálcio vs cálculo

cálcio and cálculo 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 18366, derived from the frequency rank of both members and their visual similarity.

cálcio is recorded at frequency rank #12,642, classified as anoun, pronounced /ˈkałsju/. cálculo is at rank #5,724, 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 18366, this pair ranks #52,636 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cálcio vs cálculo

Shared letters: cloá. Private to "cálcio": i. Private to "cálculo": u.

"cálcio" · 6 letters · shape CVCCVV  ·  "cálculo" · 7 letters · shape CVCCVCV

Frequently Asked Questions

Can "cálcio" and "cálculo" 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 "cálcio" or "cálculo" show up more?
"cálculo" is the more common of the two: it sits at frequency rank #5,724 in our Portuguese list, against #12,642 for "cálcio". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "cálcio" vs "cálculo" is on the table, pick a follow-up below.

  • Full dictionary entry for "cálcio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cálculo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #52,636 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "cálcio" and "cálculo" also get mixed up with nearby pairs, the highest-scored neighbour is "cálcio vs caução". Nearby pair

Confusion rank #52,636 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