Where does “Materialkoffer” come from?

Materialkoffer (German) comes from German Material, from Latin māteriālis, from Latin māteria, from Latin māter, from Proto-Italic mātēr, from Proto-Indo-European méh₂tēr — mother.

Materialkoffer (German): sample case

Definitions

sample case

Ancestry of “Materialkoffer”, step by step

Materialkoffer traces back through two separate lines of ancestry.

via German Material

Step	Language	Word	Meaning
1	German	Material	material (matter)
2	Latin	māteriālis	material (made of matter)
3	Latin	māteria	matter; material; component stuff; substance
4	Latin	māter	mother female parent
5	Proto-Italic	mātēr	mother
6	Proto-Indo-European	méh₂tēr	mother

via German koffer

Step	Language	Word	Meaning
1	German	koffer	a case; a suitcase or briefcase
2	Middle High German	koffer	—
3	Middle Dutch	coffer	—
4	Old French	cofre	chest
5	Latin	cophinus	A hamper, basket
6	Ancient Greek	κόφινος	basket

Every word from Proto-Indo-European méh₂tēr →Every word from Proto-Italic mātēr →Every word from Latin māter →