15-Letter Words Matching ____B_________S

There are 19 15-letter words that match ____B_________S. 6 are common words, such as AUTOBIOGRAPHERS and AUTOBIOGRAPHIES. A rarer one is TROUBLOUSNESSES. 9 words contain a doubled letter.

Full list 19

autobiographersautobiographiesdemobilizationsimmobilizationsrehabilitationstroubleshootersdefibrillationsoverbearingnessphlebosclerosisplumbaginaceousatrabiliousnessilliberalnessesindubitablenessnonobjectivismsnonobjectivistsremobilizationssolubilizationstroublesomenesstroublousnesses

About this list

Words
19 (6 common words)
Common example
autobiographers
Rare example
troublousnesses
Doubled letters
9
Ending in S
19

Questions

How many 15-letter words matching ____b_________s are there?

19. 6 of them are common words.

What is a common example?

AUTOBIOGRAPHERS is among the common words in this set.