How many words could one make using these specific combinations of letters?
You can derive 4 words with this combination.
What's the longest word you can assemble from words that have 'os' in and end with 'ht'?
The largest word you could assemble from words that have 'os' in and end with 'ht' is noncostraight, and it contains 13 letters.
What is the highest scoring word in Scrabble possible to make?
Given there a few words to choose from, you're obliged to go with which scores points.