costalvscostosConfusable pair

Which to use

“costal” and “costos” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#32,150
“costal” frequency rank
#3,038
“costos” frequency rank
35188
confusion score

Side-by-Side Comparison

Feature costal costos
Definition Saco grande de tela fuerte y rústica. Forma del plural de costo.

Where the eye mixes costal and costos

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
costal
6 ch
costos

Visual trap between costal and costos

A purely visual mix-up. costal ([kosˈt̪al]) and costos ([ˈkost̪os]) 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 35188, derived from the frequency rank of both members and their visual similarity.

costal is recorded at frequency rank #32,150, classified as anoun, pronounced [kosˈt̪al]. costos is at rank #3,038, tagged as anoun, pronounced [ˈkost̪os].

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 35188, this pair ranks #187,426 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of costal vs costos

Shared letters: cost. Private to "costal": al. Private to "costos": -.

"costal" · 6 letters · shape CVCCVC  ·  "costos" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • costalccostal · cosatl · cosstal · costall · costla · costtal · cotsal · csotal
  • costosccostos · cosots · cosstos · costoss · costso · costtos · cotsos · csotos

Frequently Asked Questions

Do "costal" and "costos" mean the same thing in a sentence?
No. They are said differently ([kosˈt̪al] versus [ˈkost̪os]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "costal" vs "costos" - which ranks higher?
"costos" is the more common of the two: it sits at frequency rank #3,038 in our Spanish list, against #32,150 for "costal". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "costal" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "costos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #187,426 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "costal" and "costos" also get mixed up with nearby pairs, the highest-scored neighbour is "costal 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 #187,426 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