Parasmaipada Atmane-pada (confer, compare Pa1n2. 1-3, 47 Scholiast or Commentator) -वदति, that the rest of a word is to be suppliedते, (Parasmaipada) to contradict, oppose (accusative) AV.; (Parasmaipada Atmane-pada) to be at variance, contest, litigate, dispute with (instrumental case, rarely accusative) or about (locative case, rarely accusative) TBr. etc. etc. (Vedic or Veda infinitive mood -वदे with √या, "to be about to quarrel"; pr. page and participle Atmane-pada -वदमान, "disputing", "disputed", "questionable"); (Parasmaipada) to talk, converse Hariv.; (Atmane-pada) to raise the voice, sing (said of birds) R. : Causal -वादयति, to dispute or litigate, commence an action or lawsuit Ya1jn5. : Intensive (only page and participle व्/आवदत्), to roar aloud AV.
Source: Monier-Williams