dāruṇá and ([Uṇ. iii, 53]) dā́ruṇa, mf(A, once I)n. hard, harsh (opp. mṛdu), [ŚBr.]; [MBh.]; [Suśr.]
rough, sharp, severe, cruel, pitiless
dreadful, frightful
intense, violent, [Mn.]; [MBh.]; [R.]; [Śak.]; [Pañc.] &c.
(in comp. or °am before a vb. to express excellence or superiority, cf. g. kāṣṭhādi)
dā́ruṇa m. Plumbago Zeylanica, [L.]
dāruṇá n. harshness, severity, horror, [MBh.]