Where does “שִׁחְרֵר” come from?

שִׁחְרֵר (Hebrew) comes from Hebrew שׁ־ח־ר־ר.

Ancestry of “שִׁחְרֵר”, step by step

Step	Language	Word	Meaning
1	Hebrew	שׁ־ח־ר־ר	—

שִׁחְרֵר — Etymology, Origin & Word History | Etymology Explorer