A group of pugs is called a grumble.
10
The word 'mile' is derived from the Latin word for 1,000 - the number of paces it took the average Roman!
6
A “butt” was a Medieval unit of measure for wine. Technically, a 'buttload' of wine is about 475 liters, or 126 gallons.
10
Anuptaphobia is the fear of staying single.
11
Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2