Which to use
“Kai” is a noun and “kau” is a verb - they look or sound alike but fill different roles in a sentence.
- #5,859
- “Kai” frequency rank
- #41,934
- “kau” frequency rank
- 47793
- confusion score
Side-by-Side Comparison
| Feature | Kai | kau |
|---|---|---|
| Definition | befestigtes Ufer in einem Hafen als Schiffsanlegeplatz | 2. Person Singular Imperativ Präsens Aktiv des Verbs kauen |
Where the eye mixes Kai and kau
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between Kai and kau
These two trip readers on the page rather than in the ear: Kai is [kaɪ̯] while kau is [kaʊ̯]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - i in “Kai” becomes u in “kau”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 47793, derived from the frequency rank of both members and their visual similarity.
Kai is recorded at frequency rank #5,859, classified as anoun, pronounced [kaɪ̯]. kau is at rank #41,934, tagged as averb, pronounced [kaʊ̯].
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 47793, this pair ranks #1,271,788 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of Kai vs kau
Shared letters: ak. Private to "Kai": i. Private to "kau": u.
"Kai" · 3 letters · shape CVV · "kau" · 3 letters · shape CVV
Frequently Asked Questions
Is swapping "Kai" for "kau" ever safe?
Which is more common, "Kai" or "kau"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "Kai" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "kau" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,271,788 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "Kai" and "kau" also get mixed up with nearby pairs, the highest-scored neighbour is "kau vs KGaA". Nearby pair
Confusion rank #1,271,788 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.