9-Letter Words Matching K_____N__

There are 18 9-letter words that match K_____N__. 6 are common words, such as KAYAKINGS and KEROSENES. A rarer one is KNOTTINGS. In this set, S is the most frequent open letter (15 words). 4 words contain a doubled letter.

Full list 18

kayakingskeroseneskerosineskeystoneskindlingsknittingsketogenickaoliangskeeshondskitchenerknockingskakemonoskamaainaskarabinerkatakanaskatchinaskerplunksknottings

About this list

Words
18 (6 common words)
Common example
kayakings
Rare example
knottings
Doubled letters
4
Ending in S
15
Most frequent letter
S (15)

Questions

How many 9-letter words matching k_____n__ are there?

18. 6 of them are common words.

What is a common example?

KAYAKINGS is among the common words in this set.