15-Letter Words Matching __________PI___

There are 12 15-letter words that match __________PI___. 3 are common words, such as AROMATHERAPISTS and PHILANTHROPISTS. A rarer one is SPECTROSCOPISTS. In this set, O is the most frequent open letter (12 words). 1 words contain a doubled letter.

Full list 12

aromatherapistsphilanthropistsradiotherapistshypnotherapistsphilanthropicalspectroscopicalbenzodiazepinesbronchoscopistschemotherapistsnonoverlappingspseudoscorpionsspectroscopists

About this list

Words
12 (3 common words)
Common example
aromatherapists
Rare example
spectroscopists
Doubled letters
1
Ending in S
10
Most frequent letter
O (12)

Questions

How many 15-letter words matching __________pi___ are there?

12. 3 of them are common words.

What is a common example?

AROMATHERAPISTS is among the common words in this set.