1.
vicious cycle, vicious circle
A situation in which one problem leads to another, which in turn worsens the original problem, creating a self-reinforcing negative loop.
Related Words
Related:
循環 (circulation, cycle)
Synonym:
負の連鎖 (vicious cycle (everyday))
Compare:
堂々巡り (going around in circles)
Compare:
好循環 (virtuous cycle)