How many characters are in the longest word from this page?'hlidhskjalf' (11 characters)
What's the highest number of points you could get in Scrabble from this list of words that have 'j' in and end with 'f'?From this particular combination, the best word you ought to play is 'jumpoff' which gets 24 points.
How many words could one put together using the combination you've searched for?From this page of words containing 'j' and ending with 'f', you have 13 entries which are possible overall.