Is there an example word from this page which could be deemed as unusual?The most interesting word from this list is 'unweighed'. It is defined as "Not weighed; not pondered or considered; as, an unweighed statement.".
Is there a word on this page that jumps out as the most popular?A popular word for the combination you requested is 'upright'.
What's the highest scoring word in Scrabble with the above combination ?Since there are plenty of words to choose from, your best option is to consider 'unmighty' scoring 17 points in total.
How many characters are in the longest word from this page?The longest word that's possible to construct from this combination is 'unstraightforwardness', which is made up of 21 characters.
What is the maximum number of words you're able to assemble from words that start with 'u' and include 'igh'?Altogether, there are 145 words.