Which to use
“km” is a symbol and “ky” is an adjective - they look or sound alike but fill different roles in a sentence.
- #1,030
- “km” frequency rank
- #49,758
- “ky” frequency rank
- 50788
- confusion score
Side-by-Side Comparison
| Feature | km | ky |
|---|---|---|
| Definition | Symbole du kilomètre, unité de mesure de longueur du Système international (SI), valant 1000 mètres (10³ mètres). | Ce, ce ... -ci. |
Letter map: km vs ky
Shared letters muted; letters that set km and ky apart highlighted. Shared run: 1.
Role in the sentence - km and ky
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: km is asymbol and kyanadjective. On the page they differ by a single letter - m in “km” becomes y in “ky”. Our composite confusion score for this pair is 50788, derived from the frequency rank of both members and their visual similarity.
km is recorded at frequency rank #1,030, classified as asymbol. ky is at rank #49,758, tagged as anadj, pronounced \ky\.
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 50788, this pair ranks #159,983 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of km vs ky
Shared letters: k. Private to "km": m. Private to "ky": y.
"km" · 2 letters · shape CC · "ky" · 2 letters · shape CV
Frequently Asked Questions
Do "km" and "ky" mean the same thing in a sentence?
Which is more common, "km" or "ky"?
After this comparison
Pair "km" vs "ky" is on the table, pick a follow-up below.
- Full dictionary entry for "km" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ky" - compare definitions side by side with the headword page. Word entry
- This pair ranks #159,983 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "km" and "ky" also get mixed up with nearby pairs, the highest-scored neighbour is "kgs vs ky". Nearby pair
Confusion rank #159,983 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.