Words with 'und' at the start and 'd' at the end

What is the largest word you can create with words that start with 'und' and end with 'd'?
The longest word that's possible to construct from this list is 'underaccommodated', and it has 17 characters.

What's the highest scoring word you can play in Scrabble ?
With the enormous number of words from which to select, it's best to select 'undazed' scoring 18 points overall.

How many usable words are possible to put together with this list?
From this page of words with 'und' at the start and 'd' at the end, we have discovered 565 entries which are possible.

What is the most common word that starts with 'und' and ends with 'd'?
The most popular word is 'understand', which happens to be the 538^th most popular word in this list.

What is a peculiar word from the word combos possible ?
The most stand out word from this list is certainly 'undaunted'. 'Undaunted' is defined as "Not daunted; not subdued or depressed by fear. Shak. Syn. -- Bold; fearless; brave; courageous; intrepid. -- Un*daunt"ed*ly, adv. -- Un*daunt"ed*ness, n.", according to the dictionary.