13-Letter Words Matching ____H_____O__

There are 19 13-letter words that match ____H_____O__. 5 are common words, such as ANNIHILATIONS and LAUGHINGSTOCK. A rarer one is TRICHLORPHONS. In this set, S is the most frequent open letter (15 words). 4 words contain a doubled letter.

Full list 19

annihilationslaughingstockneighborhoodsophthalmologyweatherproofsbrachypterousgeochronologylymphosarcomapsychobiologytrephinationsanaphylactoidcamphoraceousdiathermanousecophysiologyisochromosomenonchurchgoerpsychohistorysouthernwoodstrichlorphons

About this list

Words
19 (5 common words)
Common example
annihilations
Rare example
trichlorphons
Doubled letters
4
Ending in S
9
Most frequent letter
S (15)

Questions

How many 13-letter words matching ____h_____o__ are there?

19. 5 of them are common words.

What is a common example?

ANNIHILATIONS is among the common words in this set.