uc-chvas (ud-√ śvas) P. Ā. -chvasiti (p. -chvasat, -chvasamāna; Pot. -chvaset, -chvasīta) to breathe hard, snort; to take a deep breath, breathe; to breathe again, get breath, recover, rest, [Gobh.]; [MBh.]; [BhP.]; [Suśr.]; [MārkP.]; [ŚvetUp.] &c.; to sigh, pant, respire, [Bhaṭṭ.]; to rise, [Vikr.]; to unfasten one's self, [BhP.]; to open, begin to bloom, [Vikr.]; [Mālav.]; to heave: Caus. -chvāsayati, to cause to breathe again or recover; to gladden, [BhP.]; to raise, lift, elevate; to untie (cf. uc-chvāsita below).