15-Letter Words Matching ___OC__________

There are 31 15-letter words that match ___OC__________. 9 are common words, such as ATROCIOUSNESSES and DEMOCRATIZATION. A rarer one is SEROCONVERSIONS. In this set, I is the most frequent open letter (29 words). 11 words contain a doubled letter.

Full list 31

Common words

atrociousnessesdemocratizationendocrinologiesendocrinologistferociousnessesindoctrinationsinnocuousnessesmasochisticallynonoccupationalassociationismsautocorrelationergocalciferols
atrociousnessesdemocratizationendocrinologiesendocrinologistferociousnessesindoctrinationsinnocuousnessesmasochisticallynonoccupationalassociationismsautocorrelationergocalciferolshypochondriacalhypochondriaseshypochondriasisresocializationunsociabilitiesvasoconstrictorassociationistsassociativitiesautochthonouslycytochemistriesdelocalizationsechocardiogramshemochromatoseshemochromatosisinsociabilitiesmonochromatismsmonocrystallinepinocytoticallyseroconversions

About this list

Words
31 (9 common words)
Common example
atrociousnesses
Rare example
seroconversions
Doubled letters
11
Ending in S
20
Most frequent letter
I (29)

Questions

How many 15-letter words matching ___oc__________ are there?

31. 9 of them are common words.

What is a common example?

ATROCIOUSNESSES is among the common words in this set.