centravscostraWhat's the difference?

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

Which to use

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

#6,990
“centra” frequency rank
#44,080
“costra” frequency rank
51070
confusion score

Side-by-Side Comparison

Feature centra costra
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de centrar. Tejido temporal formado por las plaquetas que cubre una herida para proteger la dermis durante el proceso de regeneración.

Where the spellings diverge

Shared letters are muted; the letters that actually set centra and costra apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

6 ch
centra
6 ch
costra

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: centra is [ˈsẽn̪t̪ɾa] while costra is [ˈkost̪ɾa]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 51070, derived from the frequency rank of both members and their visual similarity.

centra is recorded at frequency rank #6,990, classified as averb, pronounced [ˈsẽn̪t̪ɾa]. 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 51070, this pair ranks #99,816 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of centra vs costra

Shared letters: acrt. Private to "centra": en. Private to "costra": os.

"centra" · 6 letters · shape CVCCCV  ·  "costra" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • centraccentra · cenntra · cenrta · centar · centrra · centtra · cetnra · cnetra
  • costraccostra · cosrta · cosstra · costrra · costtra · cotsra · csotra · ocstra

Frequency comparison

centra#6,990
costra#44,080

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "centra" and "costra" be used interchangeably?
No - they are not even the same part of speech. "centra" is a verb and "costra" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "centra" or "costra"?
"centra" is the more common of the two: it sits at frequency rank #6,990 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.

Remembering centra vs costra

The fastest way to pick the right one every time.

  • Check the role first: if you need a verb, it's “centra”; for a noun, it's “costra”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “centra” 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