What is a strange word from this list?Dictionarypedia feels that 'benignly' to be the most weird word. It means "In a benign manner.".
How many letters are in the longest word from this list?There are 18 letters in the word 'nonignominiousness', making it the biggest word on this page.
What is the total number of words you could assemble using this combination of letters?You can make 1,003 words all in all.
What is the most common word with 'ign' in them in the dictionary?A well-known word for the combination you requested is 'foreign'.
What's the highest scoring word in Scrabble you can play for ?As there are heaps of words from which to select, your best choice is to go for 'campaign' scoring 15 points.