14-Letter Words Matching _____O_C______

There are 16 14-letter words that match _____O_C______. 4 are common words, such as IRRECONCILABLE and IRRECONCILABLY. A rarer one is SEMIPORCELAINS. In this set, I is the most frequent open letter (16 words). 2 words contain a doubled letter.

Full list 16

irreconcilableirreconcilablypseudosciencesreinforcementsunreconcilableunreconcilablychiaroscuristscryptorchidismfluoroscopistsgastroscopistslaparoscopistsoverconcerningpostconceptionpseudoscorpionpsychoacousticsemiporcelains

About this list

Words
16 (4 common words)
Common example
irreconcilable
Rare example
semiporcelains
Doubled letters
2
Ending in S
7
Most frequent letter
I (16)

Questions

How many 14-letter words matching _____o_c______ are there?

16. 4 of them are common words.

What is a common example?

IRRECONCILABLE is among the common words in this set.