kikivskoiWhat's the difference?

Quick tell: kiki is a noun, koi is an adjective, so they fill different roles in a sentence.

Which to use

“kiki” is a noun and “koi” is an adjective - they look or sound alike but fill different roles in a sentence.

#19,573
“kiki” frequency rank
#29,838
“koi” frequency rank
49411
confusion score

Side-by-Side Comparison

Feature kiki koi
Definition Gorge. Autre orthographe de koï (race de carpe du Japon, aussi appelée carpe japonaise).

Where the eye mixes kiki and koi

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. kiki runs 4 letters (CVCV) against koi's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
kiki
3 ch
koi

Why the eye confuses kiki with koi

These two trip readers on the page rather than in the ear: kiki is \ki.ki\ while koi is \kɔj\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 49411, derived from the frequency rank of both members and their visual similarity.

kiki is recorded at frequency rank #19,573, classified as anoun, pronounced \ki.ki\. koi is at rank #29,838, tagged as anadj, pronounced \kɔj\.

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 49411, this pair ranks #170,899 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of kiki vs koi

Shared letters: ik. Private to "kiki": -. Private to "koi": o.

"kiki" · 4 letters · shape CVCV  ·  "koi" · 3 letters · shape CVV

Known mistypes of this pair

  • kiki ← ikki · kiik · kikki · kkii · kkiki

Frequently Asked Questions

Is swapping "kiki" for "koi" ever safe?
No - they are not even the same part of speech. "kiki" is a noun and "koi" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "kiki" or "koi" show up more?
"kiki" is the more common of the two: it sits at frequency rank #19,573 in our French list, against #29,838 for "koi". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "kiki" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "koi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #170,899 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "kiki" and "koi" also get mixed up with nearby pairs, the highest-scored neighbour is "koi vs ky". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #170,899 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