(cf. √ ruh, of which this seems to be only another form) cl. 1. P. ródhati, to sprout, shoot, grow (only ródhati, [RV. viii, 43, 6]; and viródhat, [i, 67, 9]; accord. to some also p. rudhat, [i, 179, 4], in nadásya rudhatáḥ kā́maḥ, ‘the desire of the growing reed’ i.e. of the membrum virile; others, ‘of the husband who keeps me away’, fr. √ 2. ; cf. also nada).
cl. 7. P. Ā. ([Dhātup. xxix, 1]) ruṇáddhi, runddhé (1. pl. -rudhmas, [AV.]; rundhati, °te, [Br.] &c.; rodhati, [MBh.] pf. rurodha, rurudhe, [RV.] &c. &c.; rurundhatuḥ, [MBh.]; aor. araut, [AV.]; arautsīt, [Br.] &c.; rotsīs, [Up.]; arutsi, aruddha, [Br.]; [Up.]; arautsi, [AitBr.]; arodham, [RV.]; arudhma, [MaitrS.]; p. rudhát cf. √ 1. ; arudhat, [RV.] &c. &c.; Prec. rudhyāt, [Kāv.]; fut. roddhā Gr.; rotsyati, °te, [Br.] &c. inf. roddhum or rodhitum, [MBh.]; roddhos, [Br.]; ind.p. ruddhvā, [MBh.] &c.; -rúdhya, [RV.] &c. &c.; -rundhya, [MBh.]; -rúdham, [AV.]; [Br.]; -rúndham, [Br.]; -rodham, [ib.]), to obstruct, check, arrest, stop, restrain, prevent, keep back, withhold, [RV.] (always with na), &c. &c.; to avert, keep off, repel, [Bhaṭṭ.] (cf. rudhat under √ 1. ); to shut, lock up, confine in (loc.), [Mn.]; [MBh.] &c. (accord. to [Vop.] also with double acc.); to besiege, blockade, invest, [Pat.]; [MBh.] &c.; to close, block up (a path), [R.]; to cover, conceal, veil, obscure, [MBh.]; [Kāv.] &c.; to stop up, fill, [ib.]; to lay (dust), [Ragh.]; to touch, move (the heart), [Bālar.]; to torment, harass, [R.]; to lose, be deprived of (acc.), [TS.]; [ŚBr.]; to tear, rend asunder (?), [AV. xix, 29, 3] : Caus. rodhayati (ep. also °te and rundhayati ; aor. arūrudhat; Pass. rodhyate), to stop, arrest, [MBh.]; to cause to be confined by (acc.), [Pañcar.]; to cause to be besieged by (instr.), [Ragh.]; to close (with a cover or lid), [Bhpr.]; to fetter, enchain, influence, [BhP.]; to oppress, torment, harass, [MBh.]; [R.] : Desid. rorutsate ([Br.]), °ti ([MBh.]), to wish to obstruct &c.: Intens. rorudhyate, roroddhi, to obstruct intensely or repeatedly &c. Gr. (only rorudhaḥ, [MBh.])
(ifc.) impeding, holding (see kara-r°).
prob. a root of this form once existed with a meaning ‘to be red’.