13-Letter Words Matching _____H_____S_

There are 12 13-letter words that match _____H_____S_. 5 are common words, such as AMORPHOUSNESS and HEALTHFULNESS. A rarer one is PHOSPHOLIPASE. In this set, E is the most frequent open letter (11 words). 7 words contain a doubled letter.

Full list 12

amorphousnesshealthfulnessornithologistsprightlinessunsightlinessbenightednesscrotchetinessdelightednessphosphorylaseanalphabetismphosphokinasephospholipase

About this list

Words
12 (5 common words)
Common example
amorphousness
Rare example
phospholipase
Doubled letters
7
Ending in S
7
Most frequent letter
E (11)

Questions

How many 13-letter words matching _____h_____s_ are there?

12. 5 of them are common words.

What is a common example?

AMORPHOUSNESS is among the common words in this set.