kac vs ko, What's the Difference?

Which to use

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

#43,278
“kac” frequency rank: #8,896
“ko” frequency rank: 52174
confusion score

Side-by-Side Comparison

Feature	kac	ko
Definition	körperliches Unwoholsein nach übermäßigem Alkoholkonsum; Kater, Katzenjammer, Katerstimmung, Hangover, Hang-over	Kuh

Where the eye mixes kac and ko

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch

kac

2 ch

Look-alike desk: kac vs ko

A purely visual mix-up. kac ([kat͡s]) and ko ([ˈkoˀ]) 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 52174, derived from the frequency rank of both members and their visual similarity.

kac is recorded at frequency rank #43,278, classified as anoun, pronounced [kat͡s]. ko is at rank #8,896, tagged as anoun, pronounced [ˈkoˀ].

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 52174, this pair ranks #1,107,177 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of kac vs ko

Shared letters: k. Private to "kac": ac. Private to "ko": o.

"kac" · 3 letters · shape CVC · "ko" · 2 letters · shape CV

Frequently Asked Questions

Is swapping "kac" for "ko" ever safe?

No. They are said differently ([kat͡s] versus [ˈkoˀ]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

In ordinary German text, does "kac" or "ko" show up more?

"ko" is the more common of the two: it sits at frequency rank #8,896 in our German list, against #43,278 for "kac". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

Full dictionary entry for "kac" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ko" - compare definitions side by side with the headword page. Word entry
This pair ranks #1,107,177 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
"kac" and "ko" also get mixed up with nearby pairs, the highest-scored neighbour is "kac vs KGaA". Nearby pair

Confusion rank #1,107,177 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.