cálciovscancroTell them apart

Which to use

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

#12,642
“cálcio” frequency rank
#9,147
“cancro” frequency rank
21789
confusion score

Side-by-Side Comparison

Feature cálcio cancro
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 tumor maligno

Where the eye mixes cálcio and cancro

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. cálcio (CVCCVV) and cancro (CVCCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
cálcio
6 ch
cancro

Visual trap between cálcio and cancro

A purely visual mix-up. cálcio (/ˈkałsju/) and cancro (/ˈkɜ̃kru/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 21789, 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/. cancro is at rank #9,147, tagged as anoun, pronounced /ˈkɜ̃kru/.

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 21789, this pair ranks #48,392 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cálcio vs cancro

Shared letters: co. Private to "cálcio": ilá. Private to "cancro": anr.

"cálcio" · 6 letters · shape CVCCVV  ·  "cancro" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • cancro ← acncro · cacnro · canccro · cancor · cancrro · canncro · canrco · ccancro

Frequently Asked Questions

Do "cálcio" and "cancro" mean the same thing in a sentence?
No. They are said differently (/ˈkałsju/ versus /ˈkɜ̃kru/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "cálcio" or "cancro"?
"cancro" is the more common of the two: it sits at frequency rank #9,147 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.

After this comparison

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

  • Full dictionary entry for "cálcio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cancro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #48,392 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "cálcio" and "cancro" also get mixed up with nearby pairs, the highest-scored neighbour is "cálcio vs caução". 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 #48,392 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