15-Letter Words Matching __O________A___

There are 28 15-letter words that match __O________A___. 2 are common words, such as PROBLEMATICALLY and UNOBJECTIONABLE. A rarer one is STOCKBROKERAGES. In this set, L is the most frequent open letter (24 words). 16 words contain a doubled letter.

Full list 28

Common words

problematicallyunobjectionableapocalypticallygeomagneticallyphotochemicallyphotometricallyphototelegraphyphototopographyphototypographyproprietoriallyrhombencephalonbiomechanically
problematicallyunobjectionableapocalypticallygeomagneticallyphotochemicallyphotometricallyphototelegraphyphototopographyphototypographyproprietoriallyrhombencephalonbiomechanicallybiostratigraphycholangiographycholinergicallycholinesteraseseconometricallygeostrophicallygeotectonicallygnotobioticallyphonogramicallyphotodegradablephotoduplicatedphotoduplicatesphototacticallyphototropicallyproteolyticallystockbrokerages

About this list

Words
28 (2 common words)
Common example
problematically
Rare example
stockbrokerages
Doubled letters
16
Ending in S
3
Most frequent letter
L (24)

Questions

How many 15-letter words matching __o________a___ are there?

28. 2 of them are common words.

What is a common example?

PROBLEMATICALLY is among the common words in this set.