12-Letter Words Matching A_____D_____

There are 17 12-letter words that match A_____D_____. 5 are common words, such as ABRACADABRAS and AGGRANDIZING. A rarer one is ATTITUDINISE. 5 words contain a doubled letter.

Full list 17

abracadabrasaggrandizingantecedencesastoundinglyattitudinizeacetaldehydealexandritesautodidacticautoxidationaeromedicineaggrandisingaggrandizersalexandrinesaltitudinousantecedentlyaperiodicityattitudinise

About this list

Words
17 (5 common words)
Common example
abracadabras
Rare example
attitudinise
Doubled letters
5
Ending in S
6

Questions

How many 12-letter words matching a_____d_____ are there?

17. 5 of them are common words.

What is a common example?

ABRACADABRAS is among the common words in this set.