Ten topics of tantra

Ten topics of tantra (རྒྱུད་ཀྱི་དངོས་པོ་བཅུ་, Wyl. rgyud kyi dngos po bcu)

1. view
2. samadhi
3. action or conduct
4. mandala
5. empowerment
6. samaya
7. sadhana
8. offerings
9. activity
10. mudra and mantra

Sometimes the tenth topic is divided into two, to make eleven topics.