परित्रै

pari-trai

P. Ā. -trāti, orﾠ -trāyate (Impv. -trāhi, -trātu, -trāyasva;

fut. -trāsyate;
inf. -trātum), to rescue, save, protect, defend (-trāyatām orﾠ -yadhvam, help! to the rescue!) MBh. Kāv. etc.