Words that contain 'ia' and end in 'd'

What is the longest word you can assemble using words that have 'ia' in and end with 'd'?
The word 'interdifferentiated' has 19 characters.

How many words can you put together with this list?
There are 598 words that can be found using words that have 'ia' in and end with 'd'.

Which is the most unique word from this list?
We feel that 'viand' to be the most strange word. The definition of 'viand' is as follows: "An article of food; provisions; food; victuals; -- used chiefly in the plural. Cowper. Viands of various kinds allure the taste. Pope.". Source Cambridge Dictionary.

In Scrabble, what's the most points possible using words containing 'ia' and ending with 'd'?
As there are an overwhelming 598 entries, we'd suggest opting for 'piazzaed' which scores 29 points in total.

What's the most common word that has 'ia' in and ends with 'd' in the dictionary?
As far as popular words go, there's 'associated' which ranks as the 1100^th most popular word.