13-Letter Words Matching _____W____I__

There are 12 13-letter words that match _____W____I__. 5 are common words, such as ACKNOWLEDGING and HORSEWHIPPING. A rarer one is UNKNOWABILITY. In this set, O is the most frequent open letter (11 words). 5 words contain a doubled letter.

Full list 12

acknowledginghorsewhippingmouthwateringtrustworthierunderwhelminghousewiferiesfellowshipingfollowershipshornswogglingnarrowcastingtrustworthilyunknowability

About this list

Words
12 (5 common words)
Common example
acknowledging
Rare example
unknowability
Doubled letters
5
Ending in S
2
Most frequent letter
O (11)

Questions

How many 13-letter words matching _____w____i__ are there?

12. 5 of them are common words.

What is a common example?

ACKNOWLEDGING is among the common words in this set.