"completely undermine" — Kollokationen-Wörterbuch Englisch

completely undermine Kollokation
Automatische Übersetzung (wir garantieren seine Korrektheit nicht): całkowicie podważ
  1. undermine Verb + completely Adverb
    Schwache Kollokation

    "But in the end, if their cases fail they must leave or the credibility of the whole system is completely undermined."