15-Letter Words Matching _O__________C__

There are 19 15-letter words that match _O__________C__. 4 are common words, such as CORRESPONDENCES and COUNTERBALANCED. A rarer one is SOCIOHISTORICAL. In this set, N is the most frequent open letter (16 words). 3 words contain a doubled letter.

Full list 19

correspondencescounterbalancedcounterbalancesnonperformancesnonconformancesnonhierarchicalsociobiologicalzoogeographicalcondescendencescountercyclicalcounterprojectsnonastronomicalnonbiographicalnoncoincidencesnonconcurrencesnonequivalencesnonmathematicalnonmetaphoricalsociohistorical

About this list

Words
19 (4 common words)
Common example
correspondences
Rare example
sociohistorical
Doubled letters
3
Ending in S
9
Most frequent letter
N (16)

Questions

How many 15-letter words matching _o__________c__ are there?

19. 4 of them are common words.

What is a common example?

CORRESPONDENCES is among the common words in this set.