15-Letter Words Matching __C_E__________

There are 22 15-letter words that match __C_E__________. 6 are common words, such as BACTERIOLOGICAL and BACTERIOLOGISTS. A rarer one is ORCHESTRATIONAL. In this set, I is the most frequent open letter (20 words). 9 words contain a doubled letter.

Full list 22

bacteriologicalbacteriologistsincredibilitieslecherousnessessecretivenessesuncleanlinessesasclepiadaceousecclesiasticismincredulousnessincrementalistsarcheologicallybacteriophagiesecclesiologicalecclesiologistsexcrementitiousincrementalismslickerishnessesnucleophilicitynucleosynthesesnucleosynthesisnucleosyntheticorchestrational

About this list

Words
22 (6 common words)
Common example
bacteriological
Rare example
orchestrational
Doubled letters
9
Ending in S
15
Most frequent letter
I (20)

Questions

How many 15-letter words matching __c_e__________ are there?

22. 6 of them are common words.

What is a common example?

BACTERIOLOGICAL is among the common words in this set.