Pakati-sila

Pakati-sīla: 'natural or genuine morality', is distinct from those outward rules of conduct laid down for either laymen or Bhikkhus. Those later are the so-called 'prescribed morality' paññāttisīla.

References

Maha Thera Nyanatiloka. Manual of Buddhist Terms and Doctrines, Buddhist Publication Society, first edition 1952.