Where does “korkkilastu” come from?

korkkilastu (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.

korkkilastu (Finnish): cork shaving, cork chip

Definitions

cork shaving, cork chip

Ancestry of “korkkilastu”, step by step

korkkilastu traces back through two separate lines of ancestry.

via Finnish korkki

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	—

via Finnish lastu

Step	Language	Word	Meaning
1	Finnish	lastu	shaving; chip; short story
2	Finnish	-u	Forms nouns from verbs. Most common with "e"- and...
3	Proto-Finnic	-u	Forms nouns from adjectives, nouns

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