pra-√ yas P. -yásyati (cf. [Pāṇ. iii, 1, 71]), to begin to bubble, [AV.]; to endeavour, labour, strive after (dat.), [Naiṣ.]
práyas n. (√ prī) pleasure, enjoyment, delight, [RV.] (prā́yase, [iv, 21, 7] = práyase)
object of delight, pleasant food or drink, dainties, libations (práyāṃsi nadī́nām, ‘refreshing waters’), [ib.]
práyas mfn. valuable, precious (?), [W.]