chockvscrocWhich spelling fits?

Which to use

“chock” and “croc” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#34,430
“chock” frequency rank
#30,745
“croc” frequency rank
65175
confusion score

Side-by-Side Comparison

Feature chock croc
Definition Any object used as a wedge or filler, especially when placed behind a wheel to prevent it from rolling. A crocodile.

Where the eye mixes chock and croc

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
chock
4 ch
croc

Visual trap between chock and croc

A purely visual mix-up. chock (/tʃɒk/) and croc (/kɹɒk/) 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 65175, derived from the frequency rank of both members and their visual similarity.

chock is recorded at frequency rank #34,430, classified as anoun, pronounced /tʃɒk/. croc is at rank #30,745, tagged as anoun, pronounced /kɹɒk/.

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 65175, this pair ranks #74,070 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of chock vs croc

Shared letters: co. Private to "chock": hk. Private to "croc": r.

"chock" · 5 letters · shape CCVCC  ·  "croc" · 4 letters · shape CCVC

Known mistypes of this pair

  • chockcchock · chcok · chhock · chocck · chockk · chokc · cohck · hcock
  • crocccroc · corc · crco · crocc · crroc · rcoc

Frequently Asked Questions

Do "chock" and "croc" mean the same thing in a sentence?
No. They are said differently (/tʃɒk/ versus /kɹɒk/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "chock" or "croc" show up more?
"croc" is the more common of the two: it sits at frequency rank #30,745 in our English list, against #34,430 for "chock". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "chock" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "croc" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #74,070 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "chock" and "croc" also get mixed up with nearby pairs, the highest-scored neighbour is "chock vs clack". 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 #74,070 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list