Natyashastra
कम्पनं वेपनं शीतभयरोषजवादिषु । स्त्रीअणां विलासे विव्वोके विसर्गो रञ्जने तथा ॥ १४६॥
Kampana (trembling)—in pain, cold, fear, anger, japa and the like. Visarga (spreading out)—in women’s amour, affected indifference and painting of lips.
english translation
kampanaM vepanaM zItabhayaroSajavAdiSu । strIaNAM vilAse vivvoke visargo raJjane tathA ॥ 146॥
hk transliteration by Sanscript