13-Letter Words Matching __A________A_

There are 24 13-letter words that match __A________A_. 6 are common words, such as DIAGNOSTICIAN and GRAVITATIONAL. A rarer one is TRANSPERSONAL. 1 words contain a doubled letter.

Full list 24

diagnosticiangravitationalpharmacopeiasquadrilateralquadriplegiastransnationalanaphrodisiacdramaturgicalexaminationalglaciologicalgraphologicalgravimetricalphalansteriantransactionaltranslationalcoastguardmangrandparentalpharmacopeialpraxeologicalthalassaemiastradescantiastransculturaltransfusionaltranspersonal

About this list

Words
24 (6 common words)
Common example
diagnostician
Rare example
transpersonal
Doubled letters
1
Ending in S
4

Questions

How many 13-letter words matching __a________a_ are there?

24. 6 of them are common words.

What is a common example?

DIAGNOSTICIAN is among the common words in this set.