But Thompson  read this determinative as matu, an Akkadian word for country. The country Nisir may have got its name from nisirtu  which means a locality that is hidden, inaccessible, or secluded.
Thompson believed the determinative indicated "matu," an Akkadian term for country.  The name Nisir might be derived from "nisirtu," meaning a place that is concealed, difficult to reach, or isolated.