11-Letter Words Matching ____P____R_

There are 21 11-letter words that match ____P____R_. 8 are common words, such as BACKPACKERS and BALLPLAYERS. A rarer one is SAILPLANERS. In this set, S is the most frequent open letter (20 words). 7 words contain a doubled letter.

Full list 21

backpackersballplayersblasphemersfourpostersprospectorstelephonerstrespasserswoodpeckersantiphonarybillpostersslipperwortaquaplanerscardplayersdeadpannersdecipherersencipherersnonspeakerspinspotterspostprimarypourparlerssailplaners

About this list

Words
21 (8 common words)
Common example
backpackers
Rare example
sailplaners
Doubled letters
7
Ending in S
18
Most frequent letter
S (20)

Questions

How many 11-letter words matching ____p____r_ are there?

21. 8 of them are common words.

What is a common example?

BACKPACKERS is among the common words in this set.