Synonyms for Sanatorium (same or very similar meaning)
WordNet sense 1 (a hospital for recuperation or for the treatment of chronic diseases):
sanitarium, sanatarium
WordNet sense 2 (pejorative terms for an insane asylum):
bedlam, madhouse, nuthouse, booby hatch, crazy house, cuckoo's nest, funny farm, funny house, loony bin, snake pit
From the ODE community, based on WordNet
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