History of words and phrases
October: The tenth month of the year, gets it name from the Latin "octo" (eight) as it was the eighth month in the Roman calendar.
Peanut gallery: The cheapest seats in a vaudeville theater. The loudest, most rowdy section.
Chagrin: From the Germanic word "grami" for sorry or trouble. Nowadays it signifies slight disappointment tinged with irritation.