How many actual words can you make using the combination searched for?One could make 14 words using this list.
Is there a distinct word from this page of word that starts with 'ct' and includes 'd' which might be deemed as unusual?The most interesting word based on expert opinion is 'ctenoidean'. The common definition of 'ctenoidean' is as follows: "Relating to the Ctenoidei. -- N. One of the Ctenoidei.". Credit to the Oxford Dictionary.
What's the highest scoring word in Scrabble you can play for ?You can make 'ctenizid' which gets 20 points.
What's the largest word you can derive from this list?The longest word that's possible to construct from this combination is 'ctenodipterini', and it contains 14 characters.