castrovscentroTell them apart

Which to use

“castro” and “centro” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#11,730
“castro” frequency rank
#41,699
“centro” frequency rank
53429
confusion score

Side-by-Side Comparison

Feature castro centro
Definition Colline fortifiée, oppidum. Centre.

Where the eye mixes castro and centro

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

6 ch
castro
6 ch
centro

Look-alike desk: castro vs centro

A purely visual mix-up. castro (\ˈkas.tɾo\) and centro (\ˈθen̩tro\) 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 53429, derived from the frequency rank of both members and their visual similarity.

castro is recorded at frequency rank #11,730, classified as anoun, pronounced \ˈkas.tɾo\. centro is at rank #41,699, tagged as anoun, pronounced \ˈθen̩tro\.

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 53429, this pair ranks #140,800 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of castro vs centro

Shared letters: cort. Private to "castro": as. Private to "centro": en.

"castro" · 6 letters · shape CVCCCV  ·  "centro" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • castroacstro · casrto · casstro · castrro · casttro · catsro · ccastro · csatro
  • centroccentro · cenntro · cenrto · centor · centrro · centtro · cetnro · cnetro

Frequently Asked Questions

Is swapping "castro" for "centro" ever safe?
No. They are said differently (\ˈkas.tɾo\ versus \ˈθen̩tro\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "castro" vs "centro" - which ranks higher?
"castro" is the more common of the two: it sits at frequency rank #11,730 in our French list, against #41,699 for "centro". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "castro" and "centro" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "castro" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "centro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #140,800 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "castro" and "centro" also get mixed up with nearby pairs, the highest-scored neighbour is "canto vs centro". 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 #140,800 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list