अथवा or else, अदुष्टा a pious lady, असितेक्षणा blackeyed one, सा that, दुष्टभावाभिः by the cruelnatured, राक्षसेन्द्रस्य of the lord of rakshasas, पत्नीभिः by wives also, भक्षिता eaten, भविष्यति I think.

"Or else, the pious, blackeyed Sita might have been eaten by the the cruelnatured wives of the lord of demons.