caosvscosaConfusable pair

Which to use

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

#4,128
“caos” frequency rank
#31,312
“cosa” frequency rank
35440
confusion score

Side-by-Side Comparison

Feature caos cosa
Definition espaço limitado e amorfo que precedeu à criação do cosmo coisa

Where the eye mixes caos and cosa

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

4 ch
caos
4 ch
cosa

Look-alike desk: caos vs cosa

A purely visual mix-up. caos (/ˈkaws/) and cosa (/'kɔ.sa/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they are an anagram pair: the same letters reordered. Our composite confusion score for this pair is 35440, derived from the frequency rank of both members and their visual similarity.

caos is recorded at frequency rank #4,128, classified as anoun, pronounced /ˈkaws/. cosa is at rank #31,312, tagged as anoun, pronounced /'kɔ.sa/.

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 35440, this pair ranks #31,618 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of caos vs cosa

Shared letters: acos. Private to "caos": -. Private to "cosa": -.

"caos" · 4 letters · shape CVVC  ·  "cosa" · 4 letters · shape CVCV

Known mistypes of this pair

  • caos ← acos · caoss · ccaos · coas
  • cosa ← ccosa · cossa · csoa · ocsa

Frequently Asked Questions

Can "caos" and "cosa" be used interchangeably?
No. They are said differently (/ˈkaws/ versus /'kɔ.sa/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "caos" or "cosa"?
"caos" is the more common of the two: it sits at frequency rank #4,128 in our Portuguese list, against #31,312 for "cosa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "caos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cosa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #31,618 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "caos" and "cosa" also get mixed up with nearby pairs, the highest-scored neighbour is "conca vs cosa". 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 #31,618 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