Where does “pedraplén” come from?

pedraplén (Spanish) comes from Spanish terraplén, from French terre plein, from Latin plānus, from Ancient Greek πλάνος, from Ancient Greek πλανάω, from Proto-Indo-European pl-néh₂-ti.

pedraplén (Spanish): rockfill compacted rock used to prevent erosion or flooding

Definitions

rockfill compacted rock used to prevent erosion or flooding

Ancestry of “pedraplén”, step by step

pedraplén traces back through two separate lines of ancestry.

via Spanish terraplén

Step	Language	Word	Meaning
1	Spanish	terraplén	embankment; fill
2	French	terre plein	—
3	Latin	plānus	level, flat, even
4	Ancient Greek	πλάνος	wandering
5	Ancient Greek	πλανάω	to make to wander, lead wandering about; to lead...
6	Proto-Indo-European	pl-néh₂-ti	—

via Spanish piedra

Step	Language	Word	Meaning
1	Spanish	piedra	stone; flint; hailstone
2	Old Spanish	piedra	A piece of stone; a rock or pebble
3	Latin	petra	stone, rock
4	Ancient Greek	πέτρα	rock formation: cliff, ledge, cave, ridge; stone

Every word from Proto-Indo-European pl-néh₂-ti →Every word from Ancient Greek πλανάω →Every word from Ancient Greek πλάνος →