12-Letter Words Matching _____K_____S

There are 20 12-letter words that match _____K_____S. 9 are common words, such as DEBARKATIONS and EMBARKATIONS. A rarer one is STOCKKEEPERS. In this set, E is the most frequent open letter (18 words). 8 words contain a doubled letter.

Full list 20

debarkationsembarkationshousekeepersmuleskinnerspeacekeepersplacekickersrathskellersscorekeepersstorekeeperskaryokinesisphotokinesisglucokinasesgreenkeepershyperkineseshyperkinesiskaryokinesesphotokinesesspanakopitasspanokopitasstockkeepers

About this list

Words
20 (9 common words)
Common example
debarkations
Rare example
stockkeepers
Doubled letters
8
Ending in S
20
Most frequent letter
E (18)

Questions

How many 12-letter words matching _____k_____s are there?

20. 9 of them are common words.

What is a common example?

DEBARKATIONS is among the common words in this set.