onderbuik (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.
onderbuik (Dutch): underbelly; vulnerable side, weak spot; gut
Definitions
underbelly; vulnerable side, weak spot; gut
Ancestry of “onderbuik”, step by step
onderbuik traces back through two separate lines of ancestry.