From tsa'ad; a step; figuratively, companionship -- going, step.
see HEBREW tsa'ad
H4703. mitsad
[מִצְעָד] noun [masculine] step; — plural suffix בְּמִצְעָדָיו Daniel 11:43 i.e. at his heels, in his train; construct, figurative of course of life, מִצְעֲדֵינֶֿבֶר Psalm 37:23 ("" דַּרְכּוֺ), Proverbs 20:24.
II. צעד (√ of following; meaning unknown).