15-Letter Words Containing OB

There are 74 15-letter words that contain OB. 22 are common words, such as AUTOBIOGRAPHERS and AUTOBIOGRAPHIES. A rarer one is STREPTOBACILLUS. In this set, I is the most frequent open letter (70 words). 19 words contain a doubled letter.

Full list 74

Common words

autobiographersautobiographiesclaustrophobiasdemobilizationsdisapprobationsdiscombobulateddiscombobulatesimmobilizationsimprobabilitiesmicrobiologicalmicrobiologistsobjectivenesses
autobiographersautobiographiesclaustrophobiasdemobilizationsdisapprobationsdiscombobulateddiscombobulatesimmobilizationsimprobabilitiesmicrobiologicalmicrobiologistsobjectivenessesobliviousnessesobnoxiousnessesobsessivenessesobstructionismsobstructionistsobstructivenessobtrusivenessesproblematicallyunobjectionableunobtrusivenesscyanocobalaminsimmunoglobulinsobjectificationobjectivizationobservationallypsychobiologistsociobiologicalsociobiologiststhermobarographthermobarometertrinitrobenzeneantiobscenitiesastrobiologistschronobiologieschronobiologistcomputerphobiascyanocobalaminedichlorobenzenedinitrobenzenesenterobacterialenterobacteriumgnotobioticallyhemoglobinuriashydrobiologicalhydrobiologistshypermobilitiesimmunoblottingsmedulloblastomameroblasticallymicrobarographsneurobiologicalneurobiologistsneuroblastomatanonobjectivismsnonobjectivistsobservabilitiesobstinatenessesobtainabilitiesopprobriousnesspaleobiologicalpaleobiologistspentobarbitonesphenobarbitonesphotobiologicalphotobiologistspsychobiographypsychobiologiesradiobiologicalradiobiologistsremobilizationsretinoblastomasstreptobacillus

About this list

Words
74 (22 common words)
Common example
autobiographers
Rare example
streptobacillus
Doubled letters
19
Ending in S
47
Most frequent letter
I (70)

Questions

How many 15-letter words containing ob are there?

74. 22 of them are common words.

What is a common example?

AUTOBIOGRAPHERS is among the common words in this set.