What's the most popular word for this page?The most common word for your request is 'metamorphosis'.
What is the total number of words one can make using this list?There are 146 entries.
What's the longest word you can create from the combination specified?The word 'macracanthrorhynchiasis' is made up of 23 characters.
Which word that starts with 'm' and ends with 'sis' is the most unusual?Ranking as the most peculiar word on this page is 'missis'. The definition of 'missis' is as follows: "A mistress; a wife; -- so used by the illiterate. G. Eliot.". Source Oxford Dictionary.
What's the best score you can get in Scrabble using this list of words with 'm' as the 1st letter that end with 'sis'?With a considerable 146 entries, you may want to pick 'myolysis' which scores 16 points in total.