13-Letter Words Matching _____A______T

There are 19 13-letter words that match _____A______T. 4 are common words, such as REARRANGEMENT and SADOMASOCHIST. A rarer one is SEPARATIONIST. In this set, S is the most frequent open letter (18 words). 5 words contain a doubled letter.

Full list 19

rearrangementsadomasochistsuperabundanttelevangelistannexationistcontrabandistcontrapuntistepigrammatistliberationistneoclassicistrevelationistthaumaturgistblepharoplastcontrabassistdodecaphonistneoplasticistnonchauvinistrecreationistseparationist

About this list

Words
19 (4 common words)
Common example
rearrangement
Rare example
separationist
Doubled letters
5
Ending in S
0
Most frequent letter
S (18)

Questions

How many 13-letter words matching _____a______t are there?

19. 4 of them are common words.

What is a common example?

REARRANGEMENT is among the common words in this set.