13-Letter Words Matching _M__N________

There are 12 13-letter words that match _M__N________. 4 are common words, such as IMMUNIZATIONS and IMMUNOLOGICAL. A rarer one is IMMUNOSORBENT. In this set, I is the most frequent open letter (12 words). 11 words contain a doubled letter.

Full list 12

immunizationsimmunologicalimmunologistsimponderablesimmensenessesimmunotherapyimmanentisticimmunochemistimmunogenesesimmunogenesisimmunogeneticimmunosorbent

About this list

Words
12 (4 common words)
Common example
immunizations
Rare example
immunosorbent
Doubled letters
11
Ending in S
6
Most frequent letter
I (12)

Questions

How many 13-letter words matching _m__n________ are there?

12. 4 of them are common words.

What is a common example?

IMMUNIZATIONS is among the common words in this set.