12-Letter Words Matching __I___U_____

There are 23 12-letter words that match __I___U_____. 15 are common words, such as BLISSFULNESS and FAITHFULNESS. A rarer one is VOICEFULNESS. In this set, L is the most frequent open letter (21 words). 11 words contain a doubled letter.

Full list 23

blissfulnessfaithfulnessgrievousnessreinoculatedreinoculatesskillfulnessspiritualismspiritualistspiritualityspitefullestspitefulnesstriangularlytriangulatedtriangulatesuninfluencedexiguousnesspridefulnessspiritualizeguilefulnesstristfulnessuninoculatedunisexualityvoicefulness

About this list

Words
23 (15 common words)
Common example
blissfulness
Rare example
voicefulness
Doubled letters
11
Ending in S
12
Most frequent letter
L (21)

Questions

How many 12-letter words matching __i___u_____ are there?

23. 15 of them are common words.

What is a common example?

BLISSFULNESS is among the common words in this set.