We don't have synonyms for kailasa yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are kailas, kailash and kalasa.
(n) :
Alternative form of Kailash. [A mountain of the Transhimalaya in the Tibet Autonomous Region, China, considered to be sacred in Hinduism, Buddhism, Jainism, and Bön.]
(n) :
Alternative form of Kailash. [A mountain of the Transhimalaya in the Tibet Autonomous Region, China, considered to be sacred in Hinduism, Buddhism, Jainism, and Bön.]