8-Letter Words Matching ___HN___

There are 13 8-letter words that match ___HN___. 6 are common words, such as ARCHNESS and FISHNETS. A rarer one is SUCHNESS. 9 words contain a doubled letter.

Full list 13

archnessfishnetshighnesslushnessrashnessrichnessmuchnesspathnameposhnesstechnicsdaphniasnighnesssuchness

About this list

Words
13 (6 common words)
Common example
archness
Rare example
suchness
Doubled letters
9
Ending in S
12

Questions

How many 8-letter words matching ___hn___ are there?

13. 6 of them are common words.

What is a common example?

ARCHNESS is among the common words in this set.