ucchvas- ( [ ud-√ śvas ] ) , P. Ā. [ u-chvasiti ] ( p. [ u-chvasat ] , [ u-chvasamāna ]; Pot. [ u-chvaset ] , [ u-chvasῑta ] ) 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. [ -chvAsayati ] , to cause to breathe again or recover; to gladden BhP.; to raise , lift , elevate; to untie ( cf. [ uc-chvāsita ] below ).

Sanskrit-English Dictionary, by M. Monier William