Which to use
“rad” is a symbol and “riz” is a noun - they look or sound alike but fill different roles in a sentence.
- #28,705
- “rad” frequency rank
- #4,181
- “riz” frequency rank
- 32886
- confusion score
Side-by-Side Comparison
| Feature | rad | riz |
|---|---|---|
| Definition | Symbole du radian, unité de mesure d’angle plan du Système international (SI). | Dénomination usuelle des plantes du genre Oryza de la famille des Poacées, céréale cultivée dans les terres humides et marécageuses des pays chauds. |
Letter map: rad vs riz
Shared letters muted; letters that set rad and riz apart highlighted. Shared run: 1.
Role in the sentence - rad and riz
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: rad is asymbol and rizanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 32886, derived from the frequency rank of both members and their visual similarity.
rad is recorded at frequency rank #28,705, classified as asymbol. riz is at rank #4,181, tagged as anoun, pronounced \ʁi\.
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 32886, this pair ranks #294,296 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of rad vs riz
Shared letters: r. Private to "rad": ad. Private to "riz": iz.
"rad" · 3 letters · shape CVC · "riz" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "rad" for "riz" ever safe?
Which is more common, "rad" or "riz"?
After this comparison
You've compared "rad" and "riz". Here's where to go from here.
- Full dictionary entry for "rad" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "riz" - compare definitions side by side with the headword page. Word entry
- This pair ranks #294,296 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "rad" and "riz" also get mixed up with nearby pairs, the highest-scored neighbour is "rad vs RAMQ". Nearby pair
Confusion rank #294,296 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.