one who is reclining on the expansive thiruppāṛkadal (milky ocean) —

one who is reclining on the milky ocean with waves having conches —

emperumān who is spoken of by ṣāsthras (sacred texts) which are recited and explained by vaidhikas (followers of sacred texts) —

the divine feet of kshīrābdhinātha (lord of milky ocean) —

one who lies down in kshīrābdhi (milk ocean) —