Where does “rhombos” come from?

rhombos (English) comes from Ancient Greek ῥόμβος, from Ancient Greek ῥέμβω, from Proto-Indo-European wrembh-, from Proto-Indo-European werbh-, from Proto-Indo-European wer- — to burn; to cover, heed, notice; squirrel.

rhombos (English): A musical instrument used in ancient mystical...

Definitions

A musical instrument used in ancient mystical...

Ancestry of “rhombos”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ῥόμβος	bullroarer, an instrument whirled on the end of a...
2	Ancient Greek	ῥέμβω	I turn in circles; I roam, rove about
3	Proto-Indo-European	wrembh-	—
4	Proto-Indo-European	werbh-	to turn, twist, bend
5	Proto-Indo-European	wer-	to burn; to cover, heed, notice; squirrel

Every word from Proto-Indo-European wer- →Every word from Proto-Indo-European werbh- →Every word from Proto-Indo-European wrembh- →