From nacak; properly, something poured out, i.e. A libation; also a molten image; by implication, a prince (as anointed) -- drink offering, duke, prince(-ipal).
see HEBREW nacak
H5257. nciyk
I. [נָסִיךְ] noun masculine
1 libation;
2 molten image; —
1 suffix נְסִיכָם יֵין wine of their drink-offering Deuteronomy 32:38.
2 molten image, suffix נְסִכֵיהֶם Daniel 11:8.
II. [נָסִיךְ] noun masculine prince; — plural construct נְסִיכֵי Joshua 13:21; Ezekiel 32:30; Micah 5:4; suffix נְסִיכֵמוֺ Psalm 83:12.
נִסְמָן see סמן.