castorvscatonWhat's the difference?

Which to use

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

#17,363
“castor” frequency rank
#43,329
“caton” frequency rank
60692
confusion score

Side-by-Side Comparison

Feature castor caton
Definition Quadrupède mammifère rongeur semi-aquatique à queue plate, qui habite ordinairement dans les lieux aquatiques. Tringle de fer qu’on forge à bras pour la passer à la filière.

Where the spellings diverge

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

6 ch
castor
5 ch
caton

Spelling & Dictionary Insight

A purely visual mix-up. castor (\kas.tɔʁ\) and caton (\ka.tɔ̃\) 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 1 letter(s) in length. Our composite confusion score for this pair is 60692, derived from the frequency rank of both members and their visual similarity.

castor is recorded at frequency rank #17,363, classified as anoun, pronounced \kas.tɔʁ\. caton is at rank #43,329, tagged as anoun, pronounced \ka.tɔ̃\.

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 60692, this pair ranks #96,317 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of castor vs caton

Shared letters: acot. Private to "castor": rs. Private to "caton": n.

"castor" · 6 letters · shape CVCCVC  ·  "caton" · 5 letters · shape CVCVC

Known mistypes of this pair

  • castoracstor · casotr · casstor · castorr · casttor · catsor · ccastor · csator
  • catonacton · caotn · catno · catonn · catton · ccaton · ctaon

Frequency comparison

castor#17,363
caton#43,329

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "castor" and "caton" be used interchangeably?
No. They are said differently (\kas.tɔʁ\ versus \ka.tɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "castor" or "caton"?
"castor" is the more common of the two: it sits at frequency rank #17,363 in our French list, against #43,329 for "caton". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering castor vs caton

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 “castor” 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