Words that start with 'h' and contain 'xi'

What's the best score you could get in Scrabble from this list of words that start with 'h' and include 'xi'?
Using this combination, the best word to play is 'hypoxic' for a total score of 24 points in Scrabble.

What's an interesting word from the word combinations possible ?
The most peculiar word based on a recently conducted poll is 'hexine'. It is defined as "A hydrocarbon, c6H10, of the acetylene series, obtained artificially as a colorless, volatile, pungent liquid; -- called also hexoylene.".

How many letters are in the longest word from this list?
The word 'heterointoxication' is made up of 18 characters.

What is the most common word that starts with 'h' and includes 'xi'?
As far as popular words go, there's 'hydroxide' which ranks as the 91897^th most common word.

How many actual words can you make from this combination of letters?
On this page of words starting with 'h' that contain 'xi', Dictionarypedia has discovered 83 amazing combinations which can be selected.