codavscodexConfusable pair

Which to use

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

#39,740
“coda” frequency rank
#22,932
“codex” frequency rank
62672
confusion score

Side-by-Side Comparison

Feature coda codex
Definition A passage that brings a movement or piece to a conclusion through prolongation. An early manuscript book.

Where the eye mixes coda and codex

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

4 ch
coda
5 ch
codex

Look-alike desk: coda vs codex

A purely visual mix-up. coda (/ˈkəʊ.də/) and codex (/ˈkəʊdɛks/) 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 62672, derived from the frequency rank of both members and their visual similarity.

coda is recorded at frequency rank #39,740, classified as anoun, pronounced /ˈkəʊ.də/. codex is at rank #22,932, tagged as anoun, pronounced /ˈkəʊdɛks/.

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 62672, this pair ranks #87,163 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of coda vs codex

Shared letters: cdo. Private to "coda": a. Private to "codex": ex.

"coda" · 4 letters · shape CVCV  ·  "codex" · 5 letters · shape CVCVC

Known mistypes of this pair

  • codaccoda · cdoa · coad · codda · ocda
  • codexccodex · cdoex · coddex · codexx · codxe · coedx · ocdex

Frequently Asked Questions

Is swapping "coda" for "codex" ever safe?
No. They are said differently (/ˈkəʊ.də/ versus /ˈkəʊdɛks/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "coda" vs "codex" - which ranks higher?
"codex" is the more common of the two: it sits at frequency rank #22,932 in our English list, against #39,740 for "coda". 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 "coda" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "codex" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #87,163 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "coda" and "codex" also get mixed up with nearby pairs, the highest-scored neighbour is "coda vs coms". 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 #87,163 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