4-Letter Words Matching P_I_

There are 17 4-letter words that match P_I_. 9 are common words, such as PAID and PAIL. A rarer one is PYIN. In this set, A is the most frequent open letter (6 words). 0 words contain a doubled letter.

Full list 17

paidpailpainpairphispoisprigprimpsisphizpsiapsidpaikpeinpliepyicpyin

About this list

Words
17 (9 common words)
Common example
paid
Rare example
pyin
Doubled letters
0
Ending in S
3
Most frequent letter
A (6)

Questions

How many 4-letter words matching p_i_ are there?

17. 9 of them are common words.

What is a common example?

PAID is among the common words in this set.