Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2
A group of pugs is called a grumble.
10
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
112
In Turkish, the bird we call a Turkey is called "Hindi" ("from India"). In India, it's called "Peru." In Arabic, the bird is called "Greek chicken"; in Greek it's called "French chicken"; and in French it's called "Indian chicken." The bird is indigenous to none of these places.
44
Anuptaphobia is the fear of staying single.
11
"Stewardesses" is the longest word that is typed with only the left hand.
384
The word "impossible" dropped in use by 50% over the course of the 20th century
5