Which to use
“codex” and “coker” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #22,932
- “codex” frequency rank
- #39,742
- “coker” frequency rank
- 62674
- confusion score
Side-by-Side Comparison
| Feature | codex | coker |
|---|---|---|
| Definition | An early manuscript book. | The industrial plant in which coke is manufactured |
Letter map: codex vs coker
Shared letters muted; letters that set codex and coker apart highlighted. Shared run: 3.
Pair insight - codex / coker
codex and coker are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 62674, derived from the frequency rank of both members and their visual similarity.
codex is recorded at frequency rank #22,932, classified as anoun, pronounced /ˈkəʊdɛks/. coker is at rank #39,742, tagged as anoun.
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 62674, this pair ranks #87,148 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of codex vs coker
Shared letters: ceo. Private to "codex": dx. Private to "coker": kr.
"codex" · 5 letters · shape CVCVC · "coker" · 5 letters · shape CVCVC
Known mistypes of this pair
Frequently Asked Questions
Do "codex" and "coker" mean the same thing in a sentence?
Which is more common, "codex" or "coker"?
What to do next
You've compared "codex" and "coker". Here's where to go from here.
- Full dictionary entry for "codex" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "coker" - compare definitions side by side with the headword page. Word entry
- This pair ranks #87,148 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "codex" and "coker" also get mixed up with nearby pairs, the highest-scored neighbour is "coker vs cower". 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 #87,148 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.