13-Letter Words Matching ______H____A_

There are 21 13-letter words that match ______H____A_. 4 are common words, such as ASTROPHYSICAL and HEMISPHERICAL. A rarer one is ULTRAPHYSICAL. In this set, I is the most frequent open letter (21 words). 1 words contain a doubled letter.

Full list 21

astrophysicalhemisphericalparentheticalpetrochemicalachlorhydriasbiomechanicalcosmochemicalhyperphysicalhyperthermiasphotochemicalphytochemicalradiochemicalsuperphysicalcallithumpianhistochemicalmicrophysicalneurochemicalnonmechanicalnormothermiassynarthrodialultraphysical

About this list

Words
21 (4 common words)
Common example
astrophysical
Rare example
ultraphysical
Doubled letters
1
Ending in S
3
Most frequent letter
I (21)

Questions

How many 13-letter words matching ______h____a_ are there?

21. 4 of them are common words.

What is a common example?

ASTROPHYSICAL is among the common words in this set.