13-Letter Words Matching A___P________

There are 19 13-letter words that match A___P________. 5 are common words, such as ACCEPTABILITY and AMORPHOUSNESS. A rarer one is AUTOPOLYPLOID. In this set, I is the most frequent open letter (18 words). 6 words contain a doubled letter.

Full list 19

acceptabilityamorphousnessantiparticlesantipersonnelantipollutionanalphabeticsantepenultimaantiparasiticantiphonariesantipsychoticacceptingnessallopolyploidanalphabetismantipesticideantipleasuresantipoliticalantipredatorsantipruriticsautopolyploid

About this list

Words
19 (5 common words)
Common example
acceptability
Rare example
autopolyploid
Doubled letters
6
Ending in S
8
Most frequent letter
I (18)

Questions

How many 13-letter words matching a___p________ are there?

19. 5 of them are common words.

What is a common example?

ACCEPTABILITY is among the common words in this set.