Words that start with 'mac' and contain 's'

In Scrabble, what is the highest number of points possible from this list of words that start with 'mac' and contain 's'?
As there are heaps of words to choose from, we would suggest opting for 'machzors' which scores 24 points.

Which word in particular from this list contains the highest number of letters?
The longest word you can assemble from this combination is 'macracanthrorhynchiasis', which has 23 characters.

What is an interesting word from all the combinations possible ?
One of the most peculiar words from this list is 'mackintosh'. The dictionary defines it as "A waterproof outer garment; -- so called from the name of the inventor.".

Which word that starts with 'mac' and includes 's' is the most common word in the dictionary?
As far as popular words go, there's 'machines' which ranks as the 7286^th most common word.

How many words can you make with this combination of letters?
From this page of words starting with 'mac' that contain 's', there are 195 entries that are possible overall.