Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
The word 'mile' is derived from the Latin word for 1,000 - the number of paces it took the average Roman!
6
Stressed is Desserts spelled backwards.
130
The word "impossible" dropped in use by 50% over the course of the 20th century
5
A “butt” was a Medieval unit of measure for wine. Technically, a 'buttload' of wine is about 475 liters, or 126 gallons.
10
