13-Letter Words Matching _M_A_________

There are 17 13-letter words that match _M_A_________. 6 are common words, such as AMBASSADORIAL and EMBARRASSMENT. A rarer one is IMMATERIALIST. 16 words contain a doubled letter.

Full list 17

ambassadorialembarrassmentimmaterialityimpassibilityimpassivenessimpassivitiesamiablenessesimmaterialismimmaterializeimpalpabilityimparipinnateimpassabilityembarrassableembarrassedlyembattlementsimmanentisticimmaterialist

About this list

Words
17 (6 common words)
Common example
ambassadorial
Rare example
immaterialist
Doubled letters
16
Ending in S
4

Questions

How many 13-letter words matching _m_a_________ are there?

17. 6 of them are common words.

What is a common example?

AMBASSADORIAL is among the common words in this set.