12-Letter Words Starting With PEN

There are 16 12-letter words that start with PEN. 6 are common words, such as PENALIZATION and PENETRATIONS. A rarer one is PENTAZOCINES. 4 words contain a doubled letter.

Full list 16

penalizationpenetrationspenitentiarypennyweightspentathletespenultimatespensionariespentahedronspentlanditespenetrometerpennycressespennywhistlepentagonallypentamidinespentapeptidepentazocines

About this list

Words
16 (6 common words)
Common example
penalization
Rare example
pentazocines
Doubled letters
4
Ending in S
10

Questions

How many 12-letter words starting with pen are there?

16. 6 of them are common words.

What is a common example?

PENALIZATION is among the common words in this set.