V. S. Apte, The Practical Sanskrit–English Dictionary. Look up any word of the Gita in Devanagari, IAST or Harvard-Kyoto, or browse the headwords letter by letter.
Entry प्ररुह्
प्ररुह्praruh1 P.
1 Parasmaipada
To grow, rise, shoot forth; न पर्वताग्रे नलिनी प्ररोहति Mk.4.17.