Where does “onderlegger” come from?

onderlegger (Dutch) comes from Dutch onder, from Middle Dutch onder, from Old Dutch under, from Old Saxon undar, from Proto-Germanic under, from Proto-Indo-European h₁entér, from Proto-Indo-European h₁en — in; in, inside.

onderlegger (Dutch): a place mat or coaster

Definitions

a place mat or coaster

Ancestry of “onderlegger”, step by step

onderlegger traces back through two separate lines of ancestry.

via Dutch onder

Step	Language	Word	Meaning
1	Dutch	onder	under, downwards; under; under, below, beneath,...
2	Middle Dutch	onder	—
3	Old Dutch	under	under
4	Old Saxon	undar	under
5	Proto-Germanic	under	among, between; under, beneath; under
6	Proto-Indo-European	h₁entér	between
7	Proto-Indo-European	h₁en	in; in, inside

via Dutch leggen

Step	Language	Word	Meaning
1	Dutch	leggen	to lay; Alternative form of liggen
2	Middle Dutch	leggen	to lay (down), to place
3	Old Dutch	leggen	to lay, to place
4	Proto-West Germanic	laggjan	to lay, to place
5	Proto-Germanic	lagjaną	to lay, to place in a resting position
6	Proto-Indo-European	legʰ-	to lie

Every word from Proto-Indo-European h₁en →Every word from Proto-Indo-European h₁entér →Every word from Proto-Germanic under →