Which to use
“Kaiser” is a noun and “Kasey” is a name - they look or sound alike but fill different roles in a sentence.
- #14,151
- “Kaiser” frequency rank
- #44,291
- “Kasey” frequency rank
- 58442
- confusion score
Side-by-Side Comparison
| Feature | Kaiser | Kasey |
|---|---|---|
| Definition | An emperor of a German-speaking country, particularly the Holy Roman Empire (962–1806), the Austrian Empire/Austria-Hungary (1806–1918), or the German Empire (1871–1918) — often specifically Wilhelm II. | A male given name. |
Where the eye mixes Kaiser and Kasey
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. Kaiser runs 6 letters (CVVCVC) against Kasey's 5 (CVCVV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between Kaiser and Kasey
These two trip readers on the page rather than in the ear: Kaiser is /ˈkaɪzə(ɹ)/ while Kasey is /ˈkeɪsi/. 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 name), which is usually the fastest check. Our composite confusion score for this pair is 58442, derived from the frequency rank of both members and their visual similarity.
Kaiser is recorded at frequency rank #14,151, classified as anoun, pronounced /ˈkaɪzə(ɹ)/. Kasey is at rank #44,291, tagged as aname, pronounced /ˈkeɪsi/.
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 58442, this pair ranks #112,557 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of Kaiser vs Kasey
Shared letters: aeks. Private to "Kaiser": ir. Private to "Kasey": y.
"Kaiser" · 6 letters · shape CVVCVC · "Kasey" · 5 letters · shape CVCVV
Known mistypes of this pair
Frequently Asked Questions
Can "Kaiser" and "Kasey" be used interchangeably?
Which is more common, "Kaiser" or "Kasey"?
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 "Kaiser" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Kasey" - compare definitions side by side with the headword page. Word entry
- This pair ranks #112,557 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "Kaiser" and "Kasey" also get mixed up with nearby pairs, the highest-scored neighbour is "Kandy vs Kasey". 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 #112,557 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.