catavscosaTell them apart

Which to use

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

#31,681
“cata” frequency rank
#31,312
“cosa” frequency rank
62993
confusion score

Side-by-Side Comparison

Feature cata cosa
Definition busca coisa

Where the eye mixes cata and cosa

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. cata and cosa follow the identical consonant-vowel pattern (CVCV). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
cata
4 ch
cosa

Look-alike desk: cata vs cosa

A purely visual mix-up. cata (/ˈka.tɐ/) 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 share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 62993, derived from the frequency rank of both members and their visual similarity.

cata is recorded at frequency rank #31,681, classified as anoun, pronounced /ˈka.tɐ/. 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 62993, this pair ranks #6,402 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of cata vs cosa

Shared letters: ac. Private to "cata": t. Private to "cosa": os.

"cata" · 4 letters · shape CVCV  ·  "cosa" · 4 letters · shape CVCV

Known mistypes of this pair

  • cata ← acta · caat · catta · ccata · ctaa
  • cosa ← ccosa · cossa · csoa · ocsa

Frequently Asked Questions

Is swapping "cata" for "cosa" ever safe?
No. They are said differently (/ˈka.tɐ/ versus /'kɔ.sa/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "cata" or "cosa" show up more?
"cosa" is the more common of the two: it sits at frequency rank #31,312 in our Portuguese list, against #31,681 for "cata". 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 "cata" and "cosa" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "cata" 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 #6,402 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "cata" 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 #6,402 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