Which to use
“csc” and “csi” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #27,392
- “csc” frequency rank
- #30,552
- “csi” frequency rank
- 57944
- confusion score
Side-by-Side Comparison
| Feature | csc | csi |
|---|---|---|
| Definition | But contre son camp. | Ksi. |
Where the eye mixes csc and csi
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: csc vs csi
A purely visual mix-up. csc (\se.ɛs.se\) and csi (\ˈksi\) 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 a single letter - c in “csc” becomes i in “csi”. Our composite confusion score for this pair is 57944, derived from the frequency rank of both members and their visual similarity.
csc is recorded at frequency rank #27,392, classified as anoun, pronounced \se.ɛs.se\. csi is at rank #30,552, tagged as anoun, pronounced \ˈksi\.
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 57944, this pair ranks #111,989 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of csc vs csi
Shared letters: cs. Private to "csc": -. Private to "csi": i.
"csc" · 3 letters · shape CCC · "csi" · 3 letters · shape CCV
Frequently Asked Questions
Is swapping "csc" for "csi" ever safe?
Frequency check: "csc" vs "csi" - which ranks higher?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "csc" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "csi" - compare definitions side by side with the headword page. Word entry
- This pair ranks #111,989 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "csc" and "csi" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs csi". Nearby pair
Confusion rank #111,989 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.