15-Letter Words Matching ______O____A___

There are 33 15-letter words that match ______O____A___. 3 are common words, such as PHILOSOPHICALLY and TELEPHOTOGRAPHY. A rarer one is TRYPANOSOMIASES. In this set, R is the most frequent open letter (26 words). 11 words contain a doubled letter.

Full list 33

Common words

philosophicallytelephotographyunpronounceableacanthocephalandolichocephalichypochondriacalhypochondriaseshypochondriasismacrocosmicallymicrocosmicallyorthodonticallyphototopography
philosophicallytelephotographyunpronounceableacanthocephalandolichocephalichypochondriacalhypochondriaseshypochondriasismacrocosmicallymicrocosmicallyorthodonticallyphototopographyschistosomiasesschistosomiasissynecdochicallytelephotographstrypanosomiasisultrasonographyautotrophicallycephalothoracescephalothoraxescryoprotectantsdiastrophicallygeostrophicallyhypercoagulableintercorrelatedintercorrelatesmonopropellantsnonrecombinantsnonsaponifiablestadtholderatestrihalomethanestrypanosomiases

About this list

Words
33 (3 common words)
Common example
philosophically
Rare example
trypanosomiases
Doubled letters
11
Ending in S
15
Most frequent letter
R (26)

Questions

How many 15-letter words matching ______o____a___ are there?

33. 3 of them are common words.

What is a common example?

PHILOSOPHICALLY is among the common words in this set.