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

Which word that starts with 't' and includes 'all' is the most unique?
The most peculiar word in this list is 'tallow'. 'Tallow''s definition is "1. The suet or fat of animals of the sheep and ox kinds, separated from membranous and fibrous matter by melting. Note: The solid consistency of tallow is due to the large amount of stearin it contains. See Fat. 2. The fat of some other animals, or the fat obtained...", according to the English dictionary.

What's the highest score you could get in Scrabble using this list of words that start with 't' and include 'all'?
With the number of words to select from, you'll want to pick 'tallywag' scoring 15 points.

What's the most common word for this page?
There's 'tall' which ranks as the 1512^th most common word.

In total, how many words can one make using these particular combinations of letters?
Altogether, there are exactly 327 words.

What's the longest word you can assemble with this list?
The word 'tachistoscopically' has 18 characters.