निष्ठुर

ni-shṭhura

mfn. (sthā?) hard, rough, harsh, severe, cruel (said of persons andﾠ things, esp. words) MBh. Kāv. etc.;

-tā f. ( Mn. Kāv. etc.), -tva n. ( Caurap. ) harshness of speech, coarseness;
-bhāshin mfn. speaking harshly Cāṇ. ;
-mānasa mfn. cruel-minded MārkP.