14-Letter Words Matching ______T______T

There are 12 14-letter words that match ______T______T. 5 are common words, such as DISCONTENTMENT and NONPARTICIPANT. A rarer one is SEMIRETIREMENT. 1 words contain a doubled letter.

Full list 12

discontentmentnonparticipantpaleontologistphilanthropistunderstatementdialectologistparasitologistbiosystematistnoninstallmentpostretirementrheumatologistsemiretirement

About this list

Words
12 (5 common words)
Common example
discontentment
Rare example
semiretirement
Doubled letters
1
Ending in S
0

Questions

How many 14-letter words matching ______t______t are there?

12. 5 of them are common words.

What is a common example?

DISCONTENTMENT is among the common words in this set.