14-Letter Words Matching _____RT_______

There are 19 14-letter words that match _____RT_______. 5 are common words, such as CONCERTMASTERS and CONTORTIONISTS. A rarer one is PROPORTIONATES. In this set, O is the most frequent open letter (18 words). 5 words contain a doubled letter.

Full list 19

concertmasterscontortionistsconvertibilitynonparticipantproportionallyconcertmeisterdissertationaldistortionlessproportionablesupportabilitysupportivenessantiarthriticscompartmentingconvertaplanesconvertiplanesoverarticulateproportionablyproportionatedproportionates

About this list

Words
19 (5 common words)
Common example
concertmasters
Rare example
proportionates
Doubled letters
5
Ending in S
8
Most frequent letter
O (18)

Questions

How many 14-letter words matching _____rt_______ are there?

19. 5 of them are common words.

What is a common example?

CONCERTMASTERS is among the common words in this set.