12-Letter Words Matching __P________R

There are 23 12-letter words that match __P________R. 7 are common words, such as ALPHABETIZER and AMPHITHEATER. A rarer one is SUPPLEMENTER. In this set, E is the most frequent open letter (21 words). 7 words contain a doubled letter.

Full list 23

alphabetizeramphitheaterappropriatorexperimenterexpropriatorimpersonatorsuperchargerappendicularcephalometerdeprogrammerexpostulatorhypothesizerimprovisatornephelometercoproprietordoppelgangerhyperreactorhypothecatorimpoverisherreprographersupercarriersuperclustersupplementer

About this list

Words
23 (7 common words)
Common example
alphabetizer
Rare example
supplementer
Doubled letters
7
Ending in S
0
Most frequent letter
E (21)

Questions

How many 12-letter words matching __p________r are there?

23. 7 of them are common words.

What is a common example?

ALPHABETIZER is among the common words in this set.