Bhakti-rasāmṛta-sindhu .9.1
pūrvam evānuśiṣṭena vikalā rasa-lakṣaṇā |
[poorvam evaanushishtena vikalaa rasa-lakshanaa |]
rasā eva rasābhāsā rasa-jñair anukīrtitāḥ ||1||
[rasaa eva rasaabhaasaa rasa-jnair anukeertitaah ||1||]
Blended reading (Sanskrit + English inline)
pūrvam evānuśiṣṭena vikalā rasa-lakṣaṇā |
rasā eva rasābhāsā rasa-jñair anukīrtitāḥ ||1||
What appears to be rasa but is without the characteristics previously mentioned is called rasābhāsa by the knowers of rasa.
Purport
NoD 51: Perverted Expression of Mellows
— A.C. Bhaktivedanta Swami Prabhupāda
Gauḍīya Ācāryas
Jīva Gosvāmī
Gauḍīya
Durgama-saṅgamanī
Commentary
The word rasa here means “that which suddenly appears to be rasa.” Vikalā means “deficient,” and vikalā rasa-lakṣaṇā means “with deficiency in the characteristics of rasa such as vibhāva, anubhāva, sthāyi-bhāva, vyabhicāri-bhāva and sāttvika-bhāvas.”
My note
Source: vedabase.io