kadvsKaiWhich spelling fits?

Quick tell: kad is a noun, Kai is a name, so they fill different roles in a sentence.

Which to use

“kad” is a noun and “Kai” is a name - they look or sound alike but fill different roles in a sentence.

#48,622
“kad” frequency rank
#17,464
“Kai” frequency rank
66086
confusion score

Side-by-Side Comparison

Feature kad Kai
Definition Combat, bataille. Prénom masculin.

Letter map: kad vs Kai

Shared letters muted; letters that set kad and Kai apart highlighted. Shared run: 2.

3 ch
kad
3 ch
Kai

Part-of-speech tell for kad / Kai

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: kad is anoun and Kaianame. On the page they differ by a single letter - d in “kad” becomes i in “Kai”. Our composite confusion score for this pair is 66086, derived from the frequency rank of both members and their visual similarity.

kad is recorded at frequency rank #48,622, classified as anoun, pronounced \ˈkɑːt\. Kai is at rank #17,464, tagged as aname.

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 66086, this pair ranks #69,370 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of kad vs Kai

Shared letters: ak. Private to "kad": d. Private to "Kai": i.

"kad" · 3 letters · shape CVC  ·  "Kai" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "kad" for "Kai" ever safe?
No - they are not even the same part of speech. "kad" is a noun and "Kai" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "kad" or "Kai"?
"Kai" is the more common of the two: it sits at frequency rank #17,464 in our French list, against #48,622 for "kad". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "kad" and "Kai".

  • Full dictionary entry for "kad" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Kai" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #69,370 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "kad" and "Kai" also get mixed up with nearby pairs, the highest-scored neighbour is "kad vs ky". Nearby pair

Confusion rank #69,370 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