Words that start with 't' and contain 'bil'

In Scrabble, what is the best score possible using this list of words that start with 't' and include 'bil'?
From this combination of letters, the best word you ought to play is 'twibills' which gets 13 in Scrabble.

What's the maximum number of words you are able to assemble from words that start with 't' and include 'bil'?
It's possible to make 70 words using the specified combination.

How many characters are in the longest word from this list?
The longest word on this list is 'transplantability'. It has 17 letters.

Is there an example of a word from this page of word that starts with 't' and includes 'bil' that could be considered as unique?
A good example of an unusual word from this page goes to 'transmutability'. The definition of 'transmutability' is as follows: "The quality of being transmutable.". Source Cambridge Dictionary.

Which word on this page stands out as the most popular?
The most common word is 'tourbillon', which is actually the 67043^rd most popular word in this list.