How many characters are in the longest word from this page?The longest word that's possible to assemble from the specified combination is 'soundproofing', which is made up of 13 characters.
What's the maximum number of words you're able to construct using words that start with 's' and include 'dpr'?On this page of words that start with 's' and include 'dpr', you have 7 effective entries which are possible overall.