Where does “Graskaarp” come from?

Graskaarp (Luxembourgish) comes from Luxembourgish Kaarp, from Middle High German karpe, from Old High German carpo, from Latin carpō, from Proto-Italic karpō, from Proto-Indo-European kerp-, from Proto-Indo-European (s)ḱer- — dung, manure, filth; manure, dung, filth.

Graskaarp (Luxembourgish): grass carp

Definitions

grass carp

Ancestry of “Graskaarp”, step by step

Graskaarp traces back through two separate lines of ancestry.

via Luxembourgish Kaarp

Step	Language	Word	Meaning
1	Luxembourgish	Kaarp	carp
2	Middle High German	karpe	—
3	Old High German	carpo	—
4	Latin	carpō	to pluck, pick, harvest
5	Proto-Italic	karpō	—
6	Proto-Indo-European	kerp-	to pluck, harvest
7	Proto-Indo-European	(s)ḱer-	dung, manure, filth; manure, dung, filth

via Luxembourgish Gras

Step	Language	Word	Meaning
1	Luxembourgish	Gras	grass; marijuana
2	Old High German	gras	grass
3	Proto-West Germanic	gras	grass
4	Proto-Germanic	grasą	grass
5	Proto-Indo-European	ǵʰreh₁-	to become green, grow; to grow; to green, to grow

Every word from Proto-Indo-European (s)ḱer- →Every word from Proto-Indo-European kerp- →Every word from Proto-Italic karpō →