14-Letter Words Matching ____O_____S___

There are 33 14-letter words that match ____O_____S___. 4 are common words, such as MICROPROCESSOR and OVEROPTIMISTIC. A rarer one is UPROOTEDNESSES. In this set, E is the most frequent open letter (30 words). 13 words contain a doubled letter.

Full list 33

Common words

microprocessoroveroptimisticprofoundnessesthoroughnessescosmochemistryferromagnesianhistochemistryhydrocortisoneiatrochemistryimpropernessesmicrochemistrypetrochemistry
microprocessoroveroptimisticprofoundnessesthoroughnessescosmochemistryferromagnesianhistochemistryhydrocortisoneiatrochemistryimpropernessesmicrochemistrypetrochemistryphotochemistryphotorealisticpiezochemistryradiochemistryrationalnessescomposednessesfiliopietisticinchoatenessesmicropublisherneurochemistryoligopsonisticoutgoingnessespastoralnessesphilosophisingphotocomposersphotocomposingphytochemistryschlockmeisterthoroughbassestoploftinessesuprootednesses

About this list

Words
33 (4 common words)
Common example
microprocessor
Rare example
uprootednesses
Doubled letters
13
Ending in S
12
Most frequent letter
E (30)

Questions

How many 14-letter words matching ____o_____s___ are there?

33. 4 of them are common words.

What is a common example?

MICROPROCESSOR is among the common words in this set.