costearvscostraTell them apart

Quick tell: costear is a verb, costra is a noun, so they fill different roles in a sentence.

Which to use

“costear” is a verb and “costra” is a noun - they look or sound alike but fill different roles in a sentence.

#22,634
“costear” frequency rank
#44,080
“costra” frequency rank
66714
confusion score

Side-by-Side Comparison

Feature costear costra
Definition Ir navegando sin perder de vista la costa. Tejido temporal formado por las plaquetas que cubre una herida para proteger la dermis durante el proceso de regeneración.

Where the eye mixes costear and costra

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
costear
6 ch
costra

Look-alike desk: costear vs costra

These two trip readers on the page rather than in the ear: costear is [kost̪eˈaɾ] while costra is [ˈkost̪ɾa]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 66714, derived from the frequency rank of both members and their visual similarity.

costear is recorded at frequency rank #22,634, classified as averb, pronounced [kost̪eˈaɾ]. costra is at rank #44,080, tagged as anoun, pronounced [ˈkost̪ɾa].

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 66714, this pair ranks #39,092 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of costear vs costra

Shared letters: acorst. Private to "costear": e. Private to "costra": -.

"costear" · 7 letters · shape CVCCVVC  ·  "costra" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • costearccostear · cosetar · cosstear · costaer · costearr · costera · costtear · cotsear
  • costraccostra · cosrta · cosstra · costrra · costtra · cotsra · csotra · ocstra

Frequently Asked Questions

Do "costear" and "costra" mean the same thing in a sentence?
No - they are not even the same part of speech. "costear" is a verb and "costra" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "costear" or "costra"?
"costear" is the more common of the two: it sits at frequency rank #22,634 in our Spanish list, against #44,080 for "costra". 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 "costear" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "costra" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #39,092 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "costear" and "costra" also get mixed up with nearby pairs, the highest-scored neighbour is "casará vs costra". 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 #39,092 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list