WordNet (r) 3.0 (2006):

Sita
    n 1: wife of the Hindu god Rama; regarded as an ideal of
         womanhood

Moby Thesaurus II by Grady Ward, 1.0:

45 Moby Thesaurus words for "Sita":
   Agni, Asvins, Avalokita, Bhairava, Bhairavi, Brahma, Chandi,
   Daksha, Devaki, Devi, Dharma, Dharti Mai, Durga, Dyaus, Ganapati,
   Ganesa, Ganesha, Garuda, Hanuman, Himavat, Indra, Kali, Kama,
   Kamsa, Karttikeya, Lakshmi, Parjanya, Parvati, Pushan, Rahu,
   Rhibhus, Rudra, Sarasvati, Savitar, Shiva, Soma, Surya, Uma, Ushas,
   Vaja, Varuna, Varuni, Vayu, Vishnu, Yama