How many usable words could one make using this list?It is possible to create 266 words using this list.
Is there a word on this page that jumps out as the most common?The most well-known word for the combination you requested is 'hydraulic'.
How many characters are in the longest word on this page?The longest word that's possible to construct from the specified combination is 'hydrodesulphurization', which contains 21 characters.
What is the highest scoring word you can play in Scrabble ?Given there are a multitude of words to decide on, you may want to select 'hydrazyl' which scores 27 points in total.
What word from this list is the most unique?Arguably one of the most interesting words from this list is 'hydrocaulus'. According to the Oxford dictionary, 'hydrocaulus' is defined as "The hollow stem of a hydroid, either simple or branched. See Illust. Of Gymnoblastea and Hydroidea.".