Which to use
“Cain” is a name and “kain” is a noun - they look or sound alike but fill different roles in a sentence.
- #14,081
- “Cain” frequency rank
- #45,462
- “kain” frequency rank
- 59543
- confusion score
Side-by-Side Comparison
| Feature | Cain | kain |
|---|---|---|
| Definition | The son of Adam and Eve who killed his brother Abel. | poultry, etc., required by the lease to be paid in kind by a tenant to the landlord. |
Same sound, different letters: Cain vs kain
Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 3 letters. Cain and kain follow the identical consonant-vowel pattern (CVVC). Same shape at a glance is often the real trap, independent of shared letters.
Same sound, different spelling - Cain / kain
Say them out loud and nothing separates them: Cain and kain carry the same recorded pronunciation, /keɪn/. Grammar is what tells them apart: one is aname, the other anoun, so most sentences will only accept one of them. They differ by a single letter - c in “Cain” becomes k in “kain”. Our composite confusion score for this pair is 59543, derived from the frequency rank of both members and their visual similarity.
Cain is recorded at frequency rank #14,081, classified as aname, pronounced /keɪn/. kain is at rank #45,462, tagged as anoun, pronounced /keɪn/.
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 59543, this pair ranks #105,513 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of Cain vs kain
Shared letters: ain. Private to "Cain": c. Private to "kain": k.
"Cain" · 4 letters · shape CVVC · "kain" · 4 letters · shape CVVC
Known mistypes of this pair
Frequently Asked Questions
Can "Cain" and "kain" be used interchangeably?
Which is more common, "Cain" or "kain"?
Useful next steps
You've separated the homophone pair "Cain" / "kain". Follow the links when you need the full entry or a neighbour that trips the same ear.
- Full dictionary entry for "Cain" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "kain" - compare definitions side by side with the headword page. Word entry
- This pair ranks #105,513 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "Cain" and "kain" also get mixed up with nearby pairs, the highest-scored neighbour is "kain vs Khun". 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 #105,513 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.