14-Letter Words Matching ____H___N_____

There are 20 14-letter words that match ____H___N_____. 7 are common words, such as FAITHFULNESSES and KNIGHTLINESSES. A rarer one is WRATHFULNESSES. 12 words contain a doubled letter.

Full list 20

faithfulnessesknightlinessesmirthfulnessesslothfulnessestruthfulnesseswatchfulnessesyouthfulnessesincoherentnessnymphomaniacalpsychodynamicstrichomoniasestrichomoniasisantihumanisticcanthaxanthinspsycholinguistsaccharinitiessoothingnessessouthernnessestrichomonacidewrathfulnesses

About this list

Words
20 (7 common words)
Common example
faithfulnesses
Rare example
wrathfulnesses
Doubled letters
12
Ending in S
16

Questions

How many 14-letter words matching ____h___n_____ are there?

20. 7 of them are common words.

What is a common example?

FAITHFULNESSES is among the common words in this set.