15-Letter Words Matching ________A____A_

There are 35 15-letter words that match ________A____A_. 6 are common words, such as BIBLIOGRAPHICAL and CONFRONTATIONAL. A rarer one is TRANSPIRATIONAL. In this set, I is the most frequent open letter (34 words). 7 words contain a doubled letter.

Full list 35

Common words

bibliographicalconfrontationalimprovisationallexicographicalnonoccupationalphantasmagoriascerebrovascularcommunicationalconfigurationalhallucinationalimprovisatorialinterrogational
bibliographicalconfrontationalimprovisationallexicographicalnonoccupationalphantasmagoriascerebrovascularcommunicationalconfigurationalhallucinationalimprovisatorialinterrogationaloceanographicalphysiographicalstratigraphicalzoogeographicalaccommodationalacculturationalamphitheatricalanticlimacticalantieducationalbiogeographicalcarcinosarcomasdemonstrationaldocumentationalinterbehavioralinvestigationalmiscegenationalnonbiographicalorchestrationalparticipationalpronunciationalrecombinationalretinoblastomastranspirational

About this list

Words
35 (6 common words)
Common example
bibliographical
Rare example
transpirational
Doubled letters
7
Ending in S
3
Most frequent letter
I (34)

Questions

How many 15-letter words matching ________a____a_ are there?

35. 6 of them are common words.

What is a common example?

BIBLIOGRAPHICAL is among the common words in this set.