The longest word in the English language with no vowels is Rhythms!
76
The distress code 'Mayday' comes from the French for help me, M'Aide!
40
The dab of toothpaste you squeeze onto your toothbrush is called a "nurdle".
6
"Goodbye" came from "God bye" which came from "God be with you."
297
The word "listen" contains the same letters as "silent."
135
The Danish word for condom is 'svangerskabsforebyggendemiddel'.
89


