From natsar; properly, conservative; but used passively, delivered -- preserved.
see HEBREW natsar
H5336. natsir
[נציר] adjective preserved; — only plural construct נצירי Isaiah 49:6 Kt, Qr נְצוּרֵי q. v. נצר Participle נִצְּרָה Psalm 141:3 see I. נצר Qal Imperative
II. נצר (√ of following; compare perhaps Arabic be fresh, bright, grow green; Ecclus 40:15 נוצר, margin נצר, branch; Late Hebrew נֵצֶר = Biblical Hebrew).