kan vs km, What's the Difference?

Which to use

“kan” is a noun and “km” is a symbol - they look or sound alike but fill different roles in a sentence.

#21,371
“kan” frequency rank: #1,030
“km” frequency rank: 22401
confusion score

Side-by-Side Comparison

Feature	kan	km
Definition	Prince commandant chez les Mongols (autrefois appelés Tartares), les chefs d’État de Perse d’origine mongole, etc.	Symbole du kilomètre, unité de mesure de longueur du Système international (SI), valant 1000 mètres (10³ mètres).

Letter map: kan vs km

Shared letters muted; letters that set kan and km apart highlighted. Shared run: 1.

3 ch

kan

2 ch

Grammar separator: kan vs km

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: kan is anoun and kmasymbol. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 22401, derived from the frequency rank of both members and their visual similarity.

kan is recorded at frequency rank #21,371, classified as anoun, pronounced \kɑ̃\. km is at rank #1,030, tagged as asymbol.

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 22401, this pair ranks #358,173 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of kan vs km

Shared letters: k. Private to "kan": an. Private to "km": m.

"kan" · 3 letters · shape CVC · "km" · 2 letters · shape CC

Frequently Asked Questions

Do "kan" and "km" mean the same thing in a sentence?

No - they are not even the same part of speech. "kan" is a noun and "km" a symbol, so a sentence built for one is usually ungrammatical with the other.

Frequency check: "kan" vs "km" - which ranks higher?

"km" is the more common of the two: it sits at frequency rank #1,030 in our French list, against #21,371 for "kan". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

You've compared "kan" and "km". Here's where to go from here.

Full dictionary entry for "kan" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "km" - compare definitions side by side with the headword page. Word entry
This pair ranks #358,173 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
"kan" and "km" also get mixed up with nearby pairs, the highest-scored neighbour is "kan vs ky". Nearby pair

Confusion rank #358,173 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.