Where does “kuparikaiverrus” come from?

kuparikaiverrus (Finnish) comes from Finnish kaiverrus, from Finnish kaivertaa, from Finnish kaivaa, from Proto-Finnic kaivadak, from Proto-Uralic kajwa- — dig.

kuparikaiverrus (Finnish): copper engraving

Definitions

copper engraving

Ancestry of “kuparikaiverrus”, step by step

kuparikaiverrus traces back through two separate lines of ancestry.

via Finnish kaiverrus

Step	Language	Word	Meaning
1	Finnish	kaiverrus	engraving
2	Finnish	kaivertaa	To engrave, carve; Third-person singular...
3	Finnish	kaivaa	to dig, dig up, dig out, excavate
4	Proto-Finnic	kaivadak	to dig up, to excavate
5	Proto-Uralic	kajwa-	dig

via Finnish kupari

Step	Language	Word	Meaning
1	Finnish	kupari	copper
2	Old Swedish	koppar	—

Every word from Proto-Uralic kajwa- →Every word from Proto-Finnic kaivadak →Every word from Finnish kaivaa →