kovskWWhich spelling fits?

Quick tell: ko is a noun, kW is a symbol, so they fill different roles in a sentence.

Which to use

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

#9,864
“ko” frequency rank
#17,985
“kW” frequency rank
27849
confusion score

Side-by-Side Comparison

Feature ko kW
Definition Configuration cyclique de pions, si fréquente que des règles spécifiques la traitent. Symbole du kilowatt, unité de mesure de puissance du Système international (SI), valant 10³ watts.

Letter map: ko vs kW

Shared letters muted; letters that set ko and kW apart highlighted. Shared run: 1.

2 ch
ko
2 ch
kW

Role in the sentence - ko and kW

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ko is anoun and kWasymbol. On the page they differ by a single letter - o in “ko” becomes w in “kW”. Our composite confusion score for this pair is 27849, derived from the frequency rank of both members and their visual similarity.

ko is recorded at frequency rank #9,864, classified as anoun, pronounced \ko\. kW is at rank #17,985, 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 27849, this pair ranks #326,405 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ko vs kW

Shared letters: k. Private to "ko": o. Private to "kW": w.

"ko" · 2 letters · shape CV  ·  "kW" · 2 letters · shape CC

Frequently Asked Questions

Do "ko" and "kW" mean the same thing in a sentence?
No - they are not even the same part of speech. "ko" is a noun and "kW" a symbol, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ko" or "kW"?
"ko" is the more common of the two: it sits at frequency rank #9,864 in our French list, against #17,985 for "kW". 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 "ko" and "kW".

  • Full dictionary entry for "ko" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "kW" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #326,405 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "ko" and "kW" also get mixed up with nearby pairs, the highest-scored neighbour is "kW vs ky". Nearby pair

Confusion rank #326,405 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