Where does “pruner” come from?

pruner (Catalan) comes from Catalan pruna, from Latin prūnum, from Ancient Greek προῦνον, from Ancient Greek προῦμνον — A plum fruit.

pruner (Catalan): plum tree

Definitions

plum tree

Ancestry of “pruner”, step by step

Step	Language	Word	Meaning
1	Catalan	pruna	plum
2	Latin	prūnum	plum
3	Ancient Greek	προῦνον	—
4	Ancient Greek	προῦμνον	A plum fruit

Every word from Ancient Greek προῦμνον →Every word from Ancient Greek προῦνον →Every word from Latin prūnum →