The P.S. at the end of a letter stands for Post Script.
The technical term for a cat’s hairball is a “bezoar.”
"Stewardesses" is the longest word that is typed with only the left hand.
'Go', is the shortest complete sentence in the English language.
Floccinaucinihilipilification, the declaration of an item being useless, is the longest non-medical term in the English language.