Words with 'ket' at the start and 'e' at the end

In Scrabble, what's the highest number of points possible from this list of words beginning with 'ket' and ending with 'e'?
For a score of 21 points, you could use 'ketazine'.

What's the maximum number of words you are able to put together using this combination of letters?
In total, there are 21 words.

Which word that starts with 'ket' and ends with 'e' is the most popular word in the dictionary?
The most common word in the dictionary is 'kettle', which happens to be the 51376^th most common word in this list.

How many letters does the longest word from this list consist of?
'Ketoheptose'

Is there an example of a word from this page of word that starts with 'ket' and ends with 'e' that could be deemed as unusual?
By far the most interesting word from this list is 'ketone'. It means "One of a large class of organic substances resembling the aldehydes, obtained by the distillation of certain salts of organic acids and consisting of carbonyl (CO) united with two hydrocarbon radicals. In general the ketones are colorless volatile liquids having a pungent ethereal odor. Note: The ketones are named by...".