calçadovscálcioTell them apart

Quick tell: calçado is a adjective, cálcio is a noun, so they fill different roles in a sentence.

Which to use

“calçado” is an adjective and “cálcio” is a noun - they look or sound alike but fill different roles in a sentence.

#23,233
“calçado” frequency rank
#12,642
“cálcio” frequency rank
35875
confusion score

Side-by-Side Comparison

Feature calçado cálcio
Definition abrigado com calçado 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

Where the eye mixes calçado and cálcio

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. calçado runs 7 letters (CVCCVCV) against cálcio's 6 (CVCCVV) - the length gap alone is often enough to separate them once you know to check it.

7 ch
calçado
6 ch
cálcio

Why the eye confuses calçado with cálcio

These two trip readers on the page rather than in the ear: calçado is /kɐw.ˈsa.du/ while cálcio is /ˈkałsju/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 35875, derived from the frequency rank of both members and their visual similarity.

calçado is recorded at frequency rank #23,233, classified as anadj, pronounced /kɐw.ˈsa.du/. cálcio is at rank #12,642, tagged as anoun, pronounced /ˈkałsju/.

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 35875, this pair ranks #31,080 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of calçado vs cálcio

Shared letters: clo. Private to "calçado": adç. Private to "cálcio": iá.

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

Frequently Asked Questions

Do "calçado" and "cálcio" mean the same thing in a sentence?
No - they are not even the same part of speech. "calçado" is an adjective and "cálcio" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "calçado" vs "cálcio" - which ranks higher?
"cálcio" is the more common of the two: it sits at frequency rank #12,642 in our Portuguese list, against #23,233 for "calçado". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "calçado" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cálcio" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #31,080 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "calçado" and "cálcio" also get mixed up with nearby pairs, the highest-scored neighbour is "calçado vs califado". Nearby pair

Confusion rank #31,080 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