Words with 's' as the first letter that end with 'ism'

Which is the most unusual word that starts with 's' and ends with 'ism'?
One example of a strange word from this list is 'somatotropism'. According to the English dictionary, 'somatotropism' is defined as "A directive influence exercised by a mass of matter upon growing organs. Encyc. Brit.".

How many acceptable words can you put together with words that start with 's' and end with 'ism'?
From this page of words that start with 's' and end with 'ism', you have 372 entries which are available altogether.

Which word that starts with 's' and ends with 'ism' is the most popular word?
The most popular word is 'scepticism', which is actually the 23979^th most common word in the dictionary.

What's the highest number of points you could get in Scrabble using this list of words with 's' as the first letter that end with 'ism'?
With a considerable 372 entries, it's best to opt for 'squirism' scoring 19 points.

How many characters does the longest word from this list contain?
The largest word is 19 characters, which is 'salpingocatheterism'.