Prohibition was a period in the United States from 1920 to 1933 when the sale, manufacture, and transportation of alcohol was illegal. The term 'Prohibition Ender' refers to the end of this period. The two crossword solutions for this term are ERA (3 letters) and REPEAL (6 letters). ERA stands for the 18th Amendment to the United States Constitution, which was ratified in 1919 and prohibited the sale, manufacture, and transportation of alcohol. REPEAL refers to the 21st Amendment to the United States Constitution, which was ratified in 1933 and repealed the 18th Amendment, thus ending Prohibition.