What's the longest word you can construct with words that have 'ie' in and end with 'rk'?The longest word is 9 letters long, which is 'fieldwork'.
What word from this list is the most unusual?The most interesting word in our opinion is 'piecework'. The general definition of 'piecework' is as follows: "Work done by the piece or job; work paid for at a rate based on the amount of work done, rather than on the time employed. The reaping was piecework, at so much per acre. R. Jefferies.". Source Cambridge Dictionary.
In total, how many words are possible to make using this list?You could create 3 words from the combination you specified.