Which to use
“coca” and “cog” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #12,206
- “coca” frequency rank
- #28,496
- “cog” frequency rank
- 40702
- confusion score
Side-by-Side Comparison
| Feature | coca | cog |
|---|---|---|
| Definition | Any of the four cultivated plants which belong to the family Erythroxylaceae, native to western South America. | A tooth on a gear. |
Where the eye mixes coca and cog
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses coca with cog
A purely visual mix-up. coca (/ˈkəʊ.kə/) and cog (/kɒɡ/) 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 40702, derived from the frequency rank of both members and their visual similarity.
coca is recorded at frequency rank #12,206, classified as anoun, pronounced /ˈkəʊ.kə/. cog is at rank #28,496, tagged as anoun, pronounced /kɒɡ/.
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 40702, this pair ranks #265,149 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of coca vs cog
Shared letters: co. Private to "coca": a. Private to "cog": g.
"coca" · 4 letters · shape CVCV · "cog" · 3 letters · shape CVC
Known mistypes of this pair
- coca ← ccoa · ccoca · coac · cocca · occa
Frequently Asked Questions
Can "coca" and "cog" be used interchangeably?
Frequency check: "coca" vs "cog" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "coca" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cog" - compare definitions side by side with the headword page. Word entry
- This pair ranks #265,149 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "coca" and "cog" also get mixed up with nearby pairs, the highest-scored neighbour is "CGT vs cog". 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 #265,149 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.