In total, how many words are possible to make using this list?It is possible to make 2 words from the combination you specified.
How many characters are in the longest word on this list?'Mniotiltidae' is the longest word that the Dictionarypedia database could assemble, which has 12 letters
What's the highest scoring word you can play in Scrabble ?As there is merely 2 combinations to choose from, your only feasible choice is 'mnioid' scoring 9 points.