KochvsKoiConfusable pair

Which to use

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

#2,902
“Koch” frequency rank
#46,782
“Koi” frequency rank
49684
confusion score

Side-by-Side Comparison

Feature Koch Koi
Definition Berufsbezeichnung für eine (männliche^☆) Person, die Speisen zubereitet japanische Zuchtform des Karpfens

Where the eye mixes Koch and Koi

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
Koch
3 ch
Koi

Visual trap between Koch and Koi

A purely visual mix-up. Koch ([kɔx]) 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 49684, derived from the frequency rank of both members and their visual similarity.

Koch is recorded at frequency rank #2,902, classified as anoun, pronounced [kɔx]. 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 49684, this pair ranks #1,202,181 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Koch vs Koi

Shared letters: ko. Private to "Koch": ch. Private to "Koi": i.

"Koch" · 4 letters · shape CVCC  ·  "Koi" · 3 letters · shape CVV

Known mistypes of this pair

  • Kochkcoh · kkoch · kocch · kochh · kohc · okch

Frequently Asked Questions

Do "Koch" and "Koi" mean the same thing in a sentence?
No. They are said differently ([kɔx] versus [kɔɪ̯]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "Koch" or "Koi"?
"Koch" is the more common of the two: it sits at frequency rank #2,902 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

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

  • Full dictionary entry for "Koch" 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 #1,202,181 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Koch" 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 #1,202,181 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