Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2
The technical term for a cat’s hairball is a “bezoar.”
117
Floccinaucinihilipilification, the declaration of an item being useless, is the longest non-medical term in the English language.
125
The word 'mortgage' comes from a French law term that means 'death pledge'.
14
The word "listen" contains the same letters as "silent."
135
There are only four words in the English language which end in “dous”:
tremendous, horrendous, stupendous, and hazardous.
tremendous, horrendous, stupendous, and hazardous.
175
A group of ferrets is called a business.
6