undermelt (English) comes from English under, from Middle English under, from Old English under, from Proto-Germanic under, from Proto-Indo-European h₁entér, from Proto-Indo-European h₁en — in; in, inside.
undermelt (English): A melted liquid that lies beneath a solid
Definitions
A melted liquid that lies beneath a solid
Ancestry of “undermelt”, step by step
undermelt traces back through two separate lines of ancestry.