स्फूर्ज्

From Proto-Indo-European *spreHg- (“to crackle, splutter, scatter”), a *-g- extension of *sperH- (“to kick, push away, make a rash movement”). Cognate with Ancient Greek σφαραγέομαι (spharagéomai, “crackle, sizzle”), Lithuanian sprógti (“explode, blow, shatter”), and Proto-Germanic *sprekaną whence English speak.

• (Vedic) IPA^(key): /spʰuːɾd͡ʑ/
• (Classical Sanskrit) IPA^(key): /s̪pʰuːɾd͡ʑ/

स्फूर्ज् • (sphūrj)

1. to rumble, roar, thunder, crash
2. to burst forth, appear
3. to crash, crackle

• स्फुर् (sphur)

• Monier Williams (1899), “स्फूर्ज्”, in A Sanskrit–English Dictionary, […], new edition, Oxford: At the Clarendon Press, →OCLC, page 1271.
• William Dwight Whitney (1885), The Roots, Verb-forms, and Primary Derivatives of the Sanskrit Language, Leipzig: Breitkopf and Härtel, page 198

• Otto Böhtlingk; Richard Schmidt (1879-1928), “स्फूर्ज्”, in Walter Slaje, Jürgen Hanneder, Paul Molitor, Jörg Ritter, editors, Nachtragswörterbuch des Sanskrit [Dictionary of Sanskrit with supplements] (in German), Halle-Wittenberg: Martin-Luther-Universität, published 2016
• Arthur Anthony Macdonell (1893), “स्फूर्ज्”, in A practical Sanskrit dictionary with transliteration, accentuation, and etymological analysis throughout, London: Oxford University Press

• Mallory, J. P. with Adams, D. Q. (2006), The Oxford Introduction to Proto-Indo-European and the Proto-Indo-European World (Oxford Linguistics), New York: Oxford University Press, →ISBN, page 360
• Rix, Helmut, editor (2001), Lexikon der indogermanischen Verben [Lexicon of Indo-European Verbs] (in German), 2nd edition, Wiesbaden: Dr. Ludwig Reichert Verlag, →ISBN, page 582
• Pokorny, Julius (1959), Indogermanisches etymologisches Wörterbuch [Indo-European Etymological Dictionary] (in German), volume III, Bern, München: Francke Verlag, page 996