(confer, compare √ऋध् and रध्) class5.4. Parasmaipada (Dha1tup. xvii, 16; xxvi, 71) राध्न्/ओति राध्यति (Vedic or Veda also pr. राधति and र्/आध्यते; perfect tense रर्/आध fg-veda etc. etc. [2. sg. रराधिथ or रेधित, confer, compare Pa1n2. 6-4, 123]; Aorist, अरात्सीत्, राधिषि AV. Breton; Prec. राध्यासम् ibidem; future राद्धा grammar; रात्स्यति AV. Breton; indeclinablepage and participle राद्ध्व्/आ, -राध्य Breton), to succeed (said of things), be accomplished or finished VS. TS. AV.; to succeed (said of persons), be successful with (instrumental case), thrive, prosper fg-veda TS. Breton Gr2S3rS.; to be ready for, submit to (dative case) AV.; to be fit for, partake of, attain to (dative case or locative case), A1past. TUp.; (राध्यति) to prophesy to (dative case) Pa1n2. 1-4, 39 Ka1s3.; to accomplish, perform, achieve, make ready, prepare, carry out fg-veda VS. Breton; to hit, get at (accusative) TS.; to propitiate, conciliate, gratify fg-veda AitBr.; to hurt, injure, destroy, exterminate Bhat2t2. (confer, compare Pa1n2. 6-4, 123) : Passive voice राध्यते (Aorist /अराधि), to be conciliated or satisfied fg-veda (confer, compare राध्यते a reference to some preceeding word (not necessarily in the same page)) : Causal राध्/अयति (Aorist अरीरधत् Breton; Passive voice राध्यते MBh.), to accomplish, perform, prepare, make ready AV. etc.; to make favourable, propitiate, satisfy TS. TBr. : Desiderative of Causal रिराधयिषति Breton : Desiderative रिरात्सति or -रित्सति Pa1n2. 7-4, 54 vArttika 1 Pat. : Intensive राराध्यते, राराद्धि grammar ([confer, compare √इरध्; Gothic gare7dan, rathjo1; Slavonic or Slavonian raditi .])
Source: Monier-Williams