KeivskenWhat's the difference?

Quick tell: Kei is a name, ken is a noun, so they fill different roles in a sentence.

Which to use

“Kei” is a name and “ken” is a noun - they look or sound alike but fill different roles in a sentence.

#29,712
“Kei” frequency rank
#11,440
“ken” frequency rank
41152
confusion score

Side-by-Side Comparison

Feature Kei ken
Definition Hipocorístico de Keila. Savia, jugo.

Where the spellings diverge

Shared letters are muted; the letters that actually set Kei and ken apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

3 ch
Kei
3 ch
ken

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: Kei is [ˈkej] while ken is [kʰen] /ken/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - i in “Kei” becomes n in “ken”, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 41152, derived from the frequency rank of both members and their visual similarity.

Kei is recorded at frequency rank #29,712, classified as aname, pronounced [ˈkej]. ken is at rank #11,440, tagged as anoun, pronounced [kʰen] /ken/.

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 41152, this pair ranks #155,243 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Kei vs ken

Shared letters: ek. Private to "Kei": i. Private to "ken": n.

"Kei" · 3 letters · shape CVV  ·  "ken" · 3 letters · shape CVC

Frequency comparison

Kei#29,712
ken#11,440

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "Kei" and "ken" be used interchangeably?
No - they are not even the same part of speech. "Kei" is a name and "ken" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Kei" or "ken"?
"ken" is the more common of the two: it sits at frequency rank #11,440 in our Spanish list, against #29,712 for "Kei". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering Kei vs ken

The fastest way to pick the right one every time.

  • Check the role first: if you need a name, it's “Kei”; for a noun, it's “ken”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “Kei” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list