Where does “korkkinen” come from?

korkkinen (Finnish) comes from Finnish korkki, from Swedish kork, from German Kork, from Dutch kurk, from Middle Dutch curc, from Spanish corcho, from Latin cortex, from Proto-Indo-European *(s)kort-ek-s.

korkkinen (Finnish): cork made of cork

Definitions

cork made of cork

Ancestry of “korkkinen”, step by step

Step	Language	Word	Meaning
1	Finnish	korkki	cork; cap, top, lip
2	Swedish	kork	cork; bark from the cork oak; cork; bottle...
3	German	Kork	cork
4	Dutch	kurk	cork
5	Middle Dutch	curc	cork
6	Spanish	corcho	cork
7	Latin	cortex	The bark of a tree; the bark of a cork tree;...
8	Proto-Indo-European	*(s)kort-ek-s	—

Every word from Proto-Indo-European *(s)kort-ek-s →Every word from Latin cortex →Every word from Spanish corcho →