KnievsKoiWhich spelling fits?

Which to use

“Knie” and “Koi” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#3,596
“Knie” frequency rank
#46,782
“Koi” frequency rank
50378
confusion score

Side-by-Side Comparison

Feature Knie Koi
Definition vorderer Teil des Kniegelenks beim Menschen und anderen Säugetieren japanische Zuchtform des Karpfens

Where the eye mixes Knie and Koi

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

4 ch
Knie
3 ch
Koi

Why the eye confuses Knie with Koi

A purely visual mix-up. Knie ([kniː]) and Koi ([kɔɪ̯]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 50378, derived from the frequency rank of both members and their visual similarity.

Knie is recorded at frequency rank #3,596, classified as anoun, pronounced [kniː]. Koi is at rank #46,782, tagged as anoun, pronounced [kɔɪ̯].

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 50378, this pair ranks #1,175,903 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Knie vs Koi

Shared letters: ik. Private to "Knie": en. Private to "Koi": o.

"Knie" · 4 letters · shape CCVV  ·  "Koi" · 3 letters · shape CVV

Known mistypes of this pair

  • Knie ← kine · kknie · knei · knnie · nkie

Frequently Asked Questions

Is swapping "Knie" for "Koi" ever safe?
No. They are said differently ([kniː] versus [kɔɪ̯]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "Knie" or "Koi"?
"Knie" is the more common of the two: it sits at frequency rank #3,596 in our German list, against #46,782 for "Koi". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Knie" 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 #1,175,903 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Knie" and "Koi" also get mixed up with nearby pairs, the highest-scored neighbour is "Koi vs kola". 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 #1,175,903 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list