15-Letter Words Matching ___C_______S___

There are 20 15-letter words that match ___C_______S___. 5 are common words, such as CONCEITEDNESSES and FRACTIOUSNESSES. A rarer one is TEACHABLENESSES. In this set, E is the most frequent open letter (19 words). 15 words contain a doubled letter.

Full list 20

conceitednessesfractiousnessesgracelessnessesmercilessnessesvoicelessnessestractablenessesconceptualisingconceptualisticconcertednesseselectroacousticelectrodepositsevocativenessesexecrablenessesfencelessnessesfunctionalisticmercenarinessesmercurialnessespeaceablenessespracticalnessesteachablenesses

About this list

Words
20 (5 common words)
Common example
conceitednesses
Rare example
teachablenesses
Doubled letters
15
Ending in S
16
Most frequent letter
E (19)

Questions

How many 15-letter words matching ___c_______s___ are there?

20. 5 of them are common words.

What is a common example?

CONCEITEDNESSES is among the common words in this set.