9-Letter Words Matching I__P_____

There are 18 9-letter words that match I__P_____. 7 are common words, such as IBUPROFEN and INAPTNESS. A rarer one is ISOPYCNIC. In this set, S is the most frequent open letter (17 words). 3 words contain a doubled letter.

Full list 18

ibuprofeninaptnessineptnessinspectedinspectorinspiringinspiritsinspannedisoplethsisopropylinspheredinspheresinspirersisophotalisophotesisopodansisoprenesisopycnic

About this list

Words
18 (7 common words)
Common example
ibuprofen
Rare example
isopycnic
Doubled letters
3
Ending in S
9
Most frequent letter
S (17)

Questions

How many 9-letter words matching i__p_____ are there?

18. 7 of them are common words.

What is a common example?

IBUPROFEN is among the common words in this set.