Ruci — Spiritual Taste and the Appetite for Bhagavān
Ruci (Sanskrit: 'taste', 'relish', 'attraction'; cognate with English 'relish') refers to the inner taste or appetite that develops in a soul as it progresses on the devotional path — a growing delight in hearing about Bhagavān, in His names, His stories, and His qualities; a sense of 'I want more of this.'
Ruci as Spiritual Progress: The Āchāryas teach that ruci is a reliable indicator of spiritual maturation. When a soul has no ruci for Bhagavān's glories — when kīrtanam bores them, when śravaṇam creates no joy — it is still in early sadhana stages. As practice deepens, ruci develops naturally. 'The soul that has developed ruci for Bhagavān seeks Him the way a hungry person seeks food — naturally, urgently, joyfully.'
Ruci and Vāsanā: Ruci is the positive spiritual counterpart of vāsanā (impression-craving). Just as vāsanās create appetite for sense objects, spiritual ruci creates appetite for Bhagavān. 'The Āchārya's gift is to create ruci for Bhagavān in the disciple's heart — once that ruci is planted, the disciple will naturally seek more.'
Ruci in the Āzhvārs: The Āzhvārs' experience of ruci became so intense it transformed into para bhakti and parama bhakti — they could not stop writing; they could not stop singing. Nammāzhvār's 1,102 verses are the outpouring of supreme ruci.