How many acceptable words can you make using the combination which you've searched for?There are up to 107 entries.
What word that starts with 'e' and includes 'tre' is the most interesting?Arguably one of the most strange words from this list is 'entrench'. 'Entrench' is defined as "See Intrench.", according to the dictionary.
What's the most popular word that starts with 'e' and includes 'tre' in the dictionary?A popular word for the combination you requested is 'extreme'.
How many characters are in the longest word from this list?There are 16 characters in the word 'entrepreneurship', that makes it the biggest word we have.
What is the highest scoring word you can play in Scrabble ?With an enormous 107 entries, you'll want to try 'extremum' which scores 19 points.