Synonyms for Breakdown (same or very similar meaning)
WordNet sense 1 (a mental or physical breakdown):
crack-up
WordNet sense 2 (a cessation of normal operation):
equipment failure
WordNet sense 3 (an analysis into mutually exclusive categories):
partitioning
WordNet sense 4 (the act of disrupting an established order so it fails to continue):
dislocation
From the ODE community, based on WordNet
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