9-Letter Words Matching ____C_U__

There are 23 9-letter words that match ____C_U__. 9 are common words, such as EFFECTUAL and FORECOURT. A rarer one is SILICIUMS. In this set, T is the most frequent open letter (16 words). 3 words contain a doubled letter.

Full list 23

effectualforecourtfranciumsholocaustparachutepreoccupystricturestructurewoodchuckaspectualbackcourtdepictureheadcounthypocaustlobscousedowncourtindiciumsluteciumsovercountrelacquerrevictualseascoutssiliciums

About this list

Words
23 (9 common words)
Common example
effectual
Rare example
siliciums
Doubled letters
3
Ending in S
5
Most frequent letter
T (16)

Questions

How many 9-letter words matching ____c_u__ are there?

23. 9 of them are common words.

What is a common example?

EFFECTUAL is among the common words in this set.