Kaivalyam — Liberation as Self-Absorption
Kaivalyam (Sanskrit: kevala = alone/sole + -tva suffix; 'being alone in oneself') refers to the state in which the jīvātmā, having crossed the sacred Virajā river and been completely freed from material embodiment, remains perpetually absorbed in the blissful experience of its own pure, luminous, conscious nature (ātmānubhavam).
Why It Is a Form of Mokṣa: Kaivalyam is correctly regarded as a form of liberation because there is no re-birth (punar janma) from this state. The soul does not return to saṃsāra — the cycle of birth and death in the līlā vibhūti (material world). In this sense, it fully achieves freedom from bondage.
Why It Is a Lesser Goal: Despite being a form of liberation, Śrī Vaiṣṇava theology considers kaivalyam inferior to Bhagavad anubhavam (experiencing Bhagavān's infinite auspicious qualities, forms, and sovereign lordship) and kaiṅkaryam (loving, eternal service to Bhagavān in Paramapadham). The jīvātmā is aṇu svarūpam — atomic in its nature — its intrinsic knowledge (jñānam) and bliss (ānandam) are accordingly limited. Bhagavān is vibhu — the infinite, all-pervading — His jñānam and ānandam are boundless. Experiencing one's own limited self, when the infinite Bhagavān is available, is like choosing a small lamp when the sun shines before you.
The Virodhi Parihāraṅgaḷ Teaching: Pillai Lokāchārya's Virodhi Parihāraṅgaḷ explicitly lists ātmānubhavam (kaivalyam) as an obstacle to Bhagavad anubhavam — because a soul content with kaivalyam will not seek the higher bliss of serving Bhagavān. Prapannas are counselled not to be satisfied with kaivalyam but to aspire to eternal kaiṅkaryam in Paramapadham.