7-Letter Words Matching K____O_

There are 15 7-letter words that match K____O_. 5 are common words, such as KILLJOY and KILOTON. A rarer one is KOUSSOS. In this set, O is the most frequent open letter (9 words). 6 words contain a doubled letter.

Full list 15

killjoykilotonkimonoskingdomkryptonkeelsonkeitloaknowhowkolkhozkoodooskakaposkarrooskerchookolkhoskoussos

About this list

Words
15 (5 common words)
Common example
killjoy
Rare example
koussos
Doubled letters
6
Ending in S
6
Most frequent letter
O (9)

Questions

How many 7-letter words matching k____o_ are there?

15. 5 of them are common words.

What is a common example?

KILLJOY is among the common words in this set.