13-Letter Words Starting With EXC

There are 16 13-letter words that start with EXC. 7 are common words, such as EXCEPTIONABLE and EXCEPTIONALLY. A rarer one is EXCUSABLENESS. In this set, I is the most frequent open letter (15 words). 7 words contain a doubled letter.

Full list 16

exceptionableexceptionallyexclusivenessexclusivitiesexcommunicateexcursionistsexcursivenessexceptionablyexcessivenessexcitablenessexcruciationsexcludabilityexclusionistsexcogitationsexcrescenciesexcusableness

About this list

Words
16 (7 common words)
Common example
exceptionable
Rare example
excusableness
Doubled letters
7
Ending in S
11
Most frequent letter
I (15)

Questions

How many 13-letter words starting with exc are there?

16. 7 of them are common words.

What is a common example?

EXCEPTIONABLE is among the common words in this set.