worsener

Noun

worsener (plural worseners)

1. One who or that which worsens (things), makes things worse.
   • Make-believe worseners of human nature and human life, Wertherian, Byronic or à la Musset have given way to the trio of the blackening pen, Flaubert, Zola, Maupassant, and later on their heels comes a wit as brilliant and versatile as Voltaire's, but without Voltaire's hopefulness and faith in...1911, Matilda Betham-Edwards, French Men, Women and Books: A Series of Nineteenth-century Studies/ by Miss Betham-Edwards, page 89
   • But those that seek to put all that to rights are very often merely the perpetrators and worseners of the situation. Neurosis has a long arm. Perhaps there are no solutions or perhaps only personal ones. I think it's too late to "save" the world. Certainly Primal Therapy won't do it. So all that is...1974, The Journal of Primal Therapy
2. (especially) One who or that which worsens (internally), becomes worse, deteriorates in condition.
   • [There] is no suggestion that they were treated differently, for example, from the “worseners” or those who remained the same in the same groups. In reviewing the characteristics of improvers as compared with worseners, a multivariate analysis (to be reported on at a later date) shows no cluster of...1963, American Journal of Public Health: JPH
   • Thirteen patients improved one point or more (improvers), 18 patients worsened in psychosis one point or more (worseners) and 14 did not change (nonchangers). Patients who improved were able to focus better on the interview, were less hindered by delusions, hallucinated less, were more trusting and...2013, B. Angrist, G. D. Burrows, M. Lader, Recent Advances in Neuropsycho-Pharmacology: Selected Papers from the 12th Congress of the Collegium Internationale Neuro-Psychopharmacologicum, Göteborg...