15-Letter Words Matching _A___T_________

There are 14 15-letter words that match _A___T_________. 7 are common words, such as MARKETABILITIES and PARENTHETICALLY. A rarer one is RADIOTELEMETRIC. In this set, I is the most frequent open letter (14 words). 4 words contain a doubled letter.

Full list 14

marketabilitiesparentheticallyradiotelegraphsradiotelegraphyradiotelephonesradiotherapiststalkativenessesradiotelephoniccarpetbaggeriescatheterizationmagistraticallymagnetoelectricpatentabilitiesradiotelemetric

About this list

Words
14 (7 common words)
Common example
marketabilities
Rare example
radiotelemetric
Doubled letters
4
Ending in S
7
Most frequent letter
I (14)

Questions

How many 15-letter words matching _a___t_________ are there?

14. 7 of them are common words.

What is a common example?

MARKETABILITIES is among the common words in this set.