cosavscostWhat's the difference?

Which to use

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

#31,312
“cosa” frequency rank
#22,928
“cost” frequency rank
54240
confusion score

Side-by-Side Comparison

Feature cosa cost
Definition coisa custo

Where the spellings diverge

Shared letters are muted; the letters that actually set cosa and cost apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

4 ch
cosa
4 ch
cost

Spelling & Dictionary Insight

A purely visual mix-up. cosa (/'kɔ.sa/) and cost (/ˈkɔst/) 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 a single letter - a in “cosa” becomes t in “cost”. Our composite confusion score for this pair is 54240, derived from the frequency rank of both members and their visual similarity.

cosa is recorded at frequency rank #31,312, classified as anoun, pronounced /'kɔ.sa/. cost is at rank #22,928, tagged as anoun, pronounced /ˈkɔst/.

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 54240, this pair ranks #11,413 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of cosa vs cost

Shared letters: cos. Private to "cosa": a. Private to "cost": t.

"cosa" · 4 letters · shape CVCV  ·  "cost" · 4 letters · shape CVCC

Known mistypes of this pair

  • cosaccosa · cossa · csoa · ocsa
  • costccost · cosst · costt · cots · csot · ocst

Frequency comparison

cosa#31,312
cost#22,928

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "cosa" and "cost" be used interchangeably?
No. They are said differently (/'kɔ.sa/ versus /ˈkɔst/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "cosa" or "cost"?
"cost" is the more common of the two: it sits at frequency rank #22,928 in our Portuguese list, against #31,312 for "cosa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering cosa vs cost

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “cosa” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list