nēṣaḥ נֵ֫צַח ‘lifeblood’ (Hebrew)

Etymology^?: probably identical with nēṣaḥ נֵ֫צַח ‘perpetuity’ , through the idea of brilliancy of color
Roots: נצח נצח

nēṣaḥ n, m
1) juice
 1a) juice of grapes
 1b) blood, gore (fig.)