The word "impossible" dropped in use by 50% over the course of the 20th century
5
The P.S. at the end of a letter stands for Post Script.
40
The United States does not have an official language.
88
The words ‘racecar,’ ‘kayak’ and ‘level’ are the same whether
they are read left to right or right to left (palindromes).
they are read left to right or right to left (palindromes).
120
The dab of toothpaste you squeeze onto your toothbrush is called a "nurdle".
6
The word "listen" contains the same letters as "silent."
135