12-Letter Words Matching H____A______

There are 20 12-letter words that match H____A______. 4 are common words, such as HABITABILITY and HESITATINGLY. A rarer one is HYPOKALEMIAS. In this set, I is the most frequent open letter (19 words). 1 words contain a doubled letter.

Full list 20

habitabilityhesitatinglyhighfalutinghighhandedlyhemeralopiasheritabilityholidaymakerhyperacidityhypogastriumhypoxanthinehandfastingshandrailingshatchabilityhexobarbitalhonorabilityhyperactiveshyperarousalhypocalcemiahypocalcemichypokalemias

About this list

Words
20 (4 common words)
Common example
habitability
Rare example
hypokalemias
Doubled letters
1
Ending in S
5
Most frequent letter
I (19)

Questions

How many 12-letter words matching h____a______ are there?

20. 4 of them are common words.

What is a common example?

HABITABILITY is among the common words in this set.