Sentence:  National Service was meant to turn boys into men and make the Yellow Peril think twice about moving south. It was universally known as <WSD>Nasho</WSD> – a typically Australian diminutive....But the most brutal fact about <WSD>Nasho</WSD> was the initial seventy-seven-day period of basic training, most of which took place at Ingleburn. 
Meaning of the word marked with <WSD> tags:  Military national service, conscription.