11-Letter Words Matching ____P_____L

There are 13 11-letter words that match ____P_____L. 5 are common words, such as DISAPPROVAL and ELLIPSOIDAL. A rarer one is UNEMPIRICAL. In this set, A is the most frequent open letter (12 words). 6 words contain a doubled letter.

Full list 13

disapprovalellipsoidalexceptionalreappraisalteaspoonfulallopurinoldeceptionaldroppersfulhaloperidolhypophysealhypophysialmycoplasmalunempirical

About this list

Words
13 (5 common words)
Common example
disapproval
Rare example
unempirical
Doubled letters
6
Ending in S
0
Most frequent letter
A (12)

Questions

How many 11-letter words matching ____p_____l are there?

13. 5 of them are common words.

What is a common example?

DISAPPROVAL is among the common words in this set.