How many usable words are possible to make using the specified combination?You can derive 149 words with the combination you asked for.
Which word in particular from this list has the highest letter count?The biggest word one can derive from this list is 'proletarianization', and it is made up of 18 letters.
What word from this page is the most unusual?Dictionarypedia thinks 'patronizing' to be the most peculiar word. 'Patronizing' is defined as "Showing condescending favor; assuming the manner of airs of a superior toward another. -- Pat"ron*i`zing*ly, adv. Thackeray.", according to the English dictionary.
What is the most common word that starts with 'p' and includes 'niz' in the dictionary?A popular word for the combination you requested is 'patronized'.
What's the highest scoring word in Scrabble you can play for ?Given there are a myriad of words to select from, you should go for 'pavonize' scoring 22 points overall.