cl. 1. P. ([Dhātup. vii, 61]) sphūrjati (only in pres.; Gr. also pf. pusphūrja fut. sphūrjitā &c.), to rumble, roar, thunder, crash, [Kāv.]; [Kathās.]; to burst forth, be displayed, appear, [ib.]; [Rājat.]; [Sāh.] : Caus. sphūrjáyati (aor. apusphūrjat), to crash, crackle, [AV.]; [AitBr.] : Desid. pusphūrjiṣati Gr.: Intens. posphūrjyate, posphūrkti, [ib.] [cf. Gk. σϕαραγέομαι.]