Sixteen kinds of emptiness
Sixteen kinds of emptiness, or shunyata (Skt. ṣoḍaśaśūnyatā; Tib. tongnyi chudruk; Wyl. stong nyid bcu drug), which are mentioned in Chandrakirti's Madhyamakavatara:
- emptiness of the outer
- emptiness of the inner
- emptiness of the outer and inner
- great emptiness
- emptiness of the beginningless and endless
- emptiness of the conditioned
- emptiness of the unconditioned
- emptiness of emptiness
- emptiness beyond extremes
- natural emptiness
- emptiness of the unobserved
- ultimate emptiness
- emptiness of the indispensable
- emptiness of the essential nature of non-entities
- emptiness of all phenomena
- emptiness of specific characteristics
Twenty kinds of emptiness, (་Tib. tongnyi nyishu; Wyl. stong nyid nyi shu), according to Mipham Rinpoche, in the Gateway to Knowledge [22:61 to 22:65]:
the above sixteen plus:
17. emptiness of the concrete
18. emptiness of the inconcrete
19. emptiness of nature or of identity
20. emptiness of substance