I am not sure that is a real word. There is only one reference to it and there is no explanation on the internet. Perhaps you mean niggardly, which I believe is a word of Dutch origin meaning cheap, frugal, stingy or petty. These days it is best to avoid using either word for obvious reasons.
It had Niggricy which was later called a freedom republic It had Niggricy which was later called a freedom republic
Colonial Delaware based it's econmy on trade, farming, and natural resources. Some of its major crops were grain, flax, vegetables, and fruit. The people of Delaware used the powere from streams to power their mills, which ground the wheat and rye into flour. Many people's jobs included ship building, iron works, trading, fishing, and lumber and timber industries