14-Letter Words Matching ____OB________

There are 32 14-letter words that match ____OB________. 5 are common words, such as CORROBORATIONS and MICROBIOLOGIES. A rarer one is RADIOBIOLOGIST. In this set, I is the most frequent open letter (31 words). 1 words contain a doubled letter.

Full list 32

Common words

corroborationsmicrobiologiesmicrobiologistmicrobreweriesphenobarbitalsmicrobarographnitrobacteriumpaleobiologiespaleobiologistpentobarbitalsradiobroadcastsociobiologies
corroborationsmicrobiologiesmicrobiologistmicrobreweriesphenobarbitalsmicrobarographnitrobacteriumpaleobiologiespaleobiologistpentobarbitalsradiobroadcastsociobiologiessociobiologistastrobiologiesastrobiologistcyanobacteriumethnobotanicalethnobotanistshydrobiologieshydrobiologistneurobiologiesneurobiologistneuroblastomaspaleobotanicalpaleobotanistspathobiologiespentobarbitonephenobarbitonephotobiologiesphotobiologistradiobiologiesradiobiologist

About this list

Words
32 (5 common words)
Common example
corroborations
Rare example
radiobiologist
Doubled letters
1
Ending in S
16
Most frequent letter
I (31)

Questions

How many 14-letter words matching ____ob________ are there?

32. 5 of them are common words.

What is a common example?

CORROBORATIONS is among the common words in this set.