quadvsquadraWhat's the difference?

Which to use

“quad” and “quadra” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#23,328
“quad” frequency rank
#49,884
“quadra” frequency rank
73212
confusion score

Side-by-Side Comparison

Feature quad quadra
Definition Véhicule à moteur tout terrain, non carrossé et doté de quatre roues à larges pneus, d’une selle et d’un guidon. Quadragénaire.

Where the eye mixes quad and quadra

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. quad runs 4 letters (CVVC) against quadra's 6 (CVVCCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
quad
6 ch
quadra

Look-alike desk: quad vs quadra

A purely visual mix-up. quad (\kwad\) and quadra (\kwa.dʁa\) 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 2 extra letter(s) - “quad” sits inside “quadra”. Our composite confusion score for this pair is 73212, derived from the frequency rank of both members and their visual similarity.

quad is recorded at frequency rank #23,328, classified as anoun, pronounced \kwad\. quadra is at rank #49,884, tagged as anoun, pronounced \kwa.dʁa\.

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 73212, this pair ranks #41,235 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of quad vs quadra

Shared letters: adqu. Private to "quad": -. Private to "quadra": r.

"quad" · 4 letters · shape CVVC  ·  "quadra" · 6 letters · shape CVVCCV

Known mistypes of this pair

  • quad ← qaud · qquad · quadd · quda · uqad
  • quadra ← qaudra · qquadra · quadar · quaddra · quadrra · quarda · qudara · uqadra

Frequently Asked Questions

Can "quad" and "quadra" be used interchangeably?
No. They are said differently (\kwad\ versus \kwa.dʁa\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "quad" vs "quadra" - which ranks higher?
"quad" is the more common of the two: it sits at frequency rank #23,328 in our French list, against #49,884 for "quadra". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "quad" and "quadra" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "quad" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "quadra" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #41,235 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "quad" and "quadra" also get mixed up with nearby pairs, the highest-scored neighbour is "quadra vs quadrant". 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 #41,235 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list