keen vs kin, What's the Difference?

Which to use

“keen” is an adjective and “kin” is a noun - they look or sound alike but fill different roles in a sentence.

#44,012
“keen” frequency rank: #29,012
“kin” frequency rank: 73024
confusion score

Side-by-Side Comparison

Feature	keen	kin
Definition	Enthousiaste.	Guqin.

Where the spellings diverge

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

4 ch

keen

3 ch

kin

Spelling & Dictionary Insight

Say them out loud and nothing separates them: keen and kin carry the same recorded pronunciation, \ˈkiːn\. Grammar is what tells them apart: one is anadjective, the other anoun, so most sentences will only accept one of them. They differ by 1 letter(s) in length. Our composite confusion score for this pair is 73024, derived from the frequency rank of both members and their visual similarity.

keen is recorded at frequency rank #44,012, classified as anadj, pronounced \ˈkiːn\. kin is at rank #29,012, tagged as anoun, pronounced \kin\.

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 73024, this pair ranks #41,914 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of keen vs kin

Shared letters: kn. Private to "keen": e. Private to "kin": i.

"keen" · 4 letters · shape CVVC · "kin" · 3 letters · shape CVC

Known mistypes of this pair

keen ← eken · keenn · kene · kkeen

Frequency comparison

keen#44,012

kin#29,012

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "keen" and "kin" be used interchangeably?

No - they are not even the same part of speech. "keen" is an adjective and "kin" a noun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "keen" or "kin"?

"kin" is the more common of the two: it sits at frequency rank #29,012 in our French list, against #44,012 for "keen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering keen vs kin

The fastest way to pick the right one every time.

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