antare-bāhire - internally and externally; kṛṣṇa-viraha-taraṅga - the waves of separation from Kṛṣṇa; nānā-bhāve - by various ecstasies; vyākula - agitated; prabhura - of Śrī Caitanya Mahāprabhu; mana āra aṅga - mind and body.

Śrī Caitanya Mahāprabhu always felt waves of separation from Kṛṣṇa, externally and internally. His mind and body were agitated by various spiritual transformations.