coatvscosaWhat's the difference?

Which to use

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

#40,949
“coat” frequency rank
#31,312
“cosa” frequency rank
72261
confusion score

Side-by-Side Comparison

Feature coat cosa
Definition casaco coisa

Where the eye mixes coat and cosa

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

4 ch
coat
4 ch
cosa

Visual trap between coat and cosa

A purely visual mix-up. coat (/koʊt/) 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 72261, derived from the frequency rank of both members and their visual similarity.

coat is recorded at frequency rank #40,949, classified as anoun, pronounced /koʊt/. 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 72261, this pair ranks #3,109 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of coat vs cosa

Shared letters: aco. Private to "coat": t. Private to "cosa": s.

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

Known mistypes of this pair

  • coat ← caot · ccoat · coatt · ocat
  • cosa ← ccosa · cossa · csoa · ocsa

Frequently Asked Questions

Is swapping "coat" for "cosa" ever safe?
No. They are said differently (/koʊt/ versus /'kɔ.sa/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "coat" or "cosa"?
"cosa" is the more common of the two: it sits at frequency rank #31,312 in our Portuguese list, against #40,949 for "coat". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "coat" 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 #3,109 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "coat" and "cosa" also get mixed up with nearby pairs, the highest-scored neighbour is "chau vs coat". 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 #3,109 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