"ruin one's relationship" — Kollokationen-Wörterbuch Englisch

Automatische Übersetzung (wir garantieren seine Korrektheit nicht): rujnować czyjś stosunki
  1. ruin Verb + relationship Substantiv
    Schwache Kollokation

    I don't want to ruin their relationship without some hard evidence, and we're not doing very well on coming up with that.