Which to use
“quart” and “quartz” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #2,733
- “quart” frequency rank
- #15,985
- “quartz” frequency rank
- 18718
- confusion score
Side-by-Side Comparison
| Feature | quart | quartz |
|---|---|---|
| Definition | Partie d’une unité subdivisée en quatre parties égales. 1/4. | Espèce minérale, du groupe des silicates, sous-groupe des tectosilicates composé de dioxyde de silicium de formule SiO₂. Le quartz est le minéral le plus commun. |
Where the eye mixes quart and quartz
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Visual trap between quart and quartz
A purely visual mix-up. quart (\kaʁ\) and quartz (\kwaʁts\) 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 extra letter(s) - “quart” sits inside “quartz”. Our composite confusion score for this pair is 18718, derived from the frequency rank of both members and their visual similarity.
quart is recorded at frequency rank #2,733, classified as anoun, pronounced \kaʁ\. quartz is at rank #15,985, tagged as anoun, pronounced \kwaʁts\.
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 18718, this pair ranks #376,910 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of quart vs quartz
Shared letters: aqrtu. Private to "quart": -. Private to "quartz": z.
"quart" · 5 letters · shape CVVCC · "quartz" · 6 letters · shape CVVCCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "quart" for "quartz" ever safe?
Frequency check: "quart" vs "quartz" - which ranks higher?
After this comparison
Eye-level mix-up between "quart" and "quartz" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "quart" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "quartz" - compare definitions side by side with the headword page. Word entry
- This pair ranks #376,910 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "quart" and "quartz" also get mixed up with nearby pairs, the highest-scored neighbour is "quarter vs quartz". 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 #376,910 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.