14-Letter Words Matching _R_____C______

There are 21 14-letter words that match _R_____C______. 7 are common words, such as ARCHITECTONICS and GRATIFICATIONS. A rarer one is TRANSDUCTIONAL. In this set, I is the most frequent open letter (20 words). 4 words contain a doubled letter.

Full list 21

architectonicsgratificationsirreconcilableirreconcilablyprevaricationspronouncementstranslucenciesarchdeaconriesergocalciferolirrespectivelyorchidectomiesproprioceptionproprioceptivetranslocationscryptorchidismpreconsciousespreconsciouslyprestructuringprolificnessesproprioceptorstransductional

About this list

Words
21 (7 common words)
Common example
architectonics
Rare example
transductional
Doubled letters
4
Ending in S
11
Most frequent letter
I (20)

Questions

How many 14-letter words matching _r_____c______ are there?

21. 7 of them are common words.

What is a common example?

ARCHITECTONICS is among the common words in this set.