In Sanskrit, "rodham" would be the accusative (objective) singular from "rodha" (cf. who - *whom*):
2 rodha 2 m. (for 1. see above , col. 1) the act of stopping , checking , obstructing , impeding ; suppressing , preventing , confining , surrounding , investing , besieging , blockading MBh. Ka1v. &c. ; obstruction of the bowels , costiveness Car. ; attacking , making war upon (gen.) R. ; a dam , bank , shore Ra1jat. Sus3r. (cf. %{rodhas}) ; an arrow L. ; a partic. hell VP. ; N. of a man g. %{zivA7di}. Bonus word (ni-rodha): nirodha m. confinement , locking up , imprisonment (%{-tas} Mn. viii , 375) ; investment , siege Cat. ; enclosing , covering up Var. Ka1v. &c. ; restraint , check , control , suppression , destruction Mn. MBh. &c. ; (in dram.) disappointment , frustration of hope Das3ar. ; (with Buddh.) suppression or annihilation of pain (one of the 4 principles) Lalit. MWB. 43 , 56 , 137 &c. ; a partic. process to which minerals (esp. quicksilver) are subjected Cat. ; hurting , injuring (= %{ni-graha}) L. ; aversion , disfavour , dislike W. ; N. of a man Lalit. ; %{-jJAna} n. (with Buddh.) one of the 10 kinds of knowledge Dharmas. 93 ; %{-lakSaNa} (%{Na-vivaraNa}) , %{-varNana} n. %{-vivRti} f. N. of wks.