विपरीतश्च man of perverse nature, वृद्धश्च aged also, विषयैः by carnal pleasures, प्रधर्षितः च struck, समन्मथः ruled by passion, नृपः king, चोद्यमानः incited by (Kaikeyi), किमिव whatever words, न ब्रूयात् not speak.
The king has a perverse nature. He is aged. He is overpowered by passions. He is under the spell of carnal pleasures and is incited (by Kaikeyi). Such a man can speak anything.