Where does “הִתְמַכֵּר” come from?

הִתְמַכֵּר (Hebrew) comes from Hebrew מ־כ־ר.

Ancestry of “הִתְמַכֵּר”, step by step

Step	Language	Word	Meaning
1	Hebrew	מ־כ־ר	—

הִתְמַכֵּר — Etymology, Origin & Word History | Etymology Explorer