Half a decade is called quinquennium.
10 years is called a decade hence it is only a decade not decade of years
10 years is a decade.
The first 10 years of a decade are the decade. The first 10 years of a century are called the auts.
Can also be called a Decade.
this decade is called the noughties
4029
It's called a decade.
A decade.
It's called a decade.
The 1920s was a decade of rapid industrial growth such growth is called the Roaring Twenties.
A period of ten years is called a decade. Sometimes a decade is used more specifically, to refer to a ten-year period that starts with a year that ends in zero. For example, "the sixties" or "the 1960s" refers to the years 1960-1969.