kenvskeyTell them apart

Which to use

“ken” and “key” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#11,440
“ken” frequency rank
#18,292
“key” frequency rank
29732
confusion score

Side-by-Side Comparison

Feature ken key
Definition Savia, jugo. Llave.

Where the eye mixes ken and key

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
ken
3 ch
key

Why the eye confuses ken with key

A purely visual mix-up. ken ([kʰen] /ken/) and key ([kiː]) 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 a single letter - n in “ken” becomes y in “key”. Our composite confusion score for this pair is 29732, derived from the frequency rank of both members and their visual similarity.

ken is recorded at frequency rank #11,440, classified as anoun, pronounced [kʰen] /ken/. key is at rank #18,292, tagged as anoun, pronounced [kiː].

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 29732, this pair ranks #215,511 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ken vs key

Shared letters: ek. Private to "ken": n. Private to "key": y.

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

Frequently Asked Questions

Can "ken" and "key" be used interchangeably?
No. They are said differently ([kʰen] /ken/ versus [kiː]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "ken" or "key"?
"ken" is the more common of the two: it sits at frequency rank #11,440 in our Spanish list, against #18,292 for "key". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "ken" and "key" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "ken" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "key" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #215,511 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ken" and "key" also get mixed up with nearby pairs, the highest-scored neighbour is "keen vs key". Nearby pair

Confusion rank #215,511 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list