deterior (that which has degenerated, from good to bad): pejor (that which was originally bad, but is now more evil than it was). To make worse, deterius facere or in deterius mutare aliquid (to make worse instead of better; opposed to corrigere): in pejus mutare or vertere et mutare (opposed to in melius mutare): corrumpere: depravare (to corrupt, deprave): aliquid exulcerare (e.g., pain, dolorem; affairs, matters, res): exasperare aliquid (e.g., a cough, tussim): to make anything worse (i. e., represent a thing worse than it really is), aliquid verbis exasperare: to make the evil worse, malum augere (to increase an existing evil): malum malo addere (to add a new evil to one already existing): you would only make the evil worse, in ulcere tamquam unguis exsisteres (Proverbially, Cic., Dom., 5, 12). To grow worse, deteriorem fieri (to grow worse instead of better: e.g., anybody’s circumstances): pejorem fieri (of a sick person; Cels., 3, 5): in pejorem partem verti et mutari: in pejus mutari (to turn to the worse): aggravescere: ingravescere (to become more oppressive, of any evil; e.g., an illness): the matter cannot grow or get worse than it already is, pejore loco non potest res esse, quam, in quo nunc sita est: the disease is growing worse and worse, in dies morbus ingravescit: to have grown worse, deteriore statu or conditione esse: pejore loco esse (relative to quality, circumstances, etc.): he will not be the worse for it, *non male sibi consultet. Proverbially. His bark is worse than his bite, vehementius latrat quam mordet. Vid: also, BAD.