The word "listen" contains the same letters as "silent."
135
The word 'mile' is derived from the Latin word for 1,000 - the number of paces it took the average Roman!
6
Floccinaucinihilipilification, the declaration of an item being useless, is the longest non-medical term in the English language.
125
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