How many words are there using the combination of letters specified? Here are 2 words that one can find for any word that starts with 'b' and includes 'kos'.
Using that start with 'b' and include 'kos', what is the longest word possible that you could create? bunkos is made up of 6 characters, and is the biggest word possible to make from the combination specified.
In Scrabble, what's the best score you can get using this list of words starting with 'b' that contain 'kos'? The only option is bunkos for a score of 12 points.