15-Letter Words Matching ________R_P____

There are 22 15-letter words that match ________R_P____. 8 are common words, such as AROMATHERAPISTS and AUTOBIOGRAPHERS. A rarer one is SPECTROGRAPHIES. In this set, O is the most frequent open letter (22 words). 4 words contain a doubled letter.

Full list 22

aromatherapistsautobiographersautobiographiescircumscriptionnonprescriptionphilanthropistsradiotherapistsrephotographingcounterproposalhexachlorophenehypnotherapistsmicrosporophyllphilanthropicalarteriographieschemotherapistscorticotrophinsmetallographersmetallographiesoscillographiesphilanthropoidsprosopographiesspectrographies

About this list

Words
22 (8 common words)
Common example
aromatherapists
Rare example
spectrographies
Doubled letters
4
Ending in S
15
Most frequent letter
O (22)

Questions

How many 15-letter words matching ________r_p____ are there?

22. 8 of them are common words.

What is a common example?

AROMATHERAPISTS is among the common words in this set.