1. Mokṣa (liberation or final emancipation)-
That which is the repose of tranquillity due to com-plete extinction of the flames of Karma.
nivvāṇaṃ ti abāhaṃ ti, siddhī logaggameva ya. khemaṃ sivaṃ aṇābāhaṃ, jaṃ caraṃti mahesiṇo...
nirvānti - karmānalavidhyāpanācchītībhavantyasminjantava iti nirvāṇam.
(U 23.83 ŚāVṛ Pa 511)
2. State of supreme Samādhi (2) (psychic serenity)- It is attained by a person who is ingenuous and righteous one. Or the luminous state of consciousness; establishment of self in its own nature.
nivvāṇaṃ paramaṃ jāi ghayasittavva pāvae...
nirvṛtirnirvāṇaṃ, svāsthyamityarthaḥ.
(U 3.12 ŚāVṛ Pa 185)
See - Mokṣa.