costavscrostaTell them apart

Which to use

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

#885
“costa” frequency rank
#23,280
“crosta” frequency rank
24165
confusion score

Side-by-Side Comparison

Feature costa crosta
Definition interface entre o mar e a terra parte mais dura formada em volta de algo, geralmente mais mole no interior

Where the eye mixes costa and crosta

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. costa runs 5 letters (CVCCV) against crosta's 6 (CCVCCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
costa
6 ch
crosta

Visual trap between costa and crosta

A purely visual mix-up. costa (/ˈkɔʃ.tɐ/) and crosta (/ˈkɾos.tɐ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 24165, derived from the frequency rank of both members and their visual similarity.

costa is recorded at frequency rank #885, classified as anoun, pronounced /ˈkɔʃ.tɐ/. crosta is at rank #23,280, tagged as anoun, pronounced /ˈkɾos.tɐ/.

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 24165, this pair ranks #45,523 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of costa vs crosta

Shared letters: acost. Private to "costa": -. Private to "crosta": r.

"costa" · 5 letters · shape CVCCV  ·  "crosta" · 6 letters · shape CCVCCV

Known mistypes of this pair

  • costa ← ccosta · cosat · cossta · costta · cotsa · csota · ocsta
  • crosta ← ccrosta · corsta · crosat · crossta · crostta · crotsa · crrosta · crsota

Frequently Asked Questions

Is swapping "costa" for "crosta" ever safe?
No. They are said differently (/ˈkɔʃ.tɐ/ versus /ˈkɾos.tɐ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "costa" or "crosta" show up more?
"costa" is the more common of the two: it sits at frequency rank #885 in our Portuguese list, against #23,280 for "crosta". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "costa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "crosta" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #45,523 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "costa" and "crosta" also get mixed up with nearby pairs, the highest-scored neighbour is "copta vs crosta". 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 #45,523 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