"undermine sth" in German to undermine sth. etw. untergraben aufweichen zersetzen etw. unterspülen unterwaschen auswaschen unterhöhlen etw. unterlaufen etw. schwächen Detailed translations for "undermine sth" to undermine sth. 1. figurative to undermine sth.(also: to render sth. nugatory) etw. untergraben to undermine sth.(also: to macerate, to soften) aufweichen to undermine sth.(also: to corrode, to erode, to eat away a material) zersetzen{transitive verb} 2. water engineering to undermine sth.(also: to erode, to wash out) etw. unterspülen to undermine sth.(also: to erode, eroded, undermined, to wash out) unterwaschen to undermine sth.(also: to erode, to leach out, to sluice, to wash) auswaschen to undermine sth.(also: to erode, to wash out) unterhöhlen{transitive verb} 3. other to undermine sth. etw. unterlaufen to undermine sth. etw. schwächen{transitive verb}