7-Letter Words Matching H_____A

There are 18 7-letter words that match H_____A. 2 are common words, such as HELLUVA and HOSANNA. A rarer one is HYPONEA. In this set, A is the most frequent open letter (11 words). 4 words contain a doubled letter.

Full list 18

helluvahosannahetaerahexaplahryvniahypoxiahaftarahaggadahalachahalakhahammadaharianahemiolahetairahimatiahymeniahypogeahyponea

About this list

Words
18 (2 common words)
Common example
helluva
Rare example
hyponea
Doubled letters
4
Ending in S
0
Most frequent letter
A (11)

Questions

How many 7-letter words matching h_____a are there?

18. 2 of them are common words.

What is a common example?

HELLUVA is among the common words in this set.