Where does “ჯუჩინადვაჲ” come from?

ჯუჩინადვაჲ (Laz) comes from Laz ჯეჩინადუჲ, from Laz ჯე-, from Laz დვ-, from Laz -აშე — produces the tool name by appending it to the verb stem.

ჯუჩინადვაჲ (Laz): to advise someone to do something, to make someone do something