Kamasutra 1.5.3

1.5.3

tatra nāyikās tisraḥ kanyā punarbhūr veśyā ca/ iti//

Nayikas, therefore, are of three kinds, viz., maids, women twice married, and public women. Gonikaputra has expressed an opinion that there is a fourth kind of Nayika, viz., a woman who is resorted to on some special occasion even though she be previously married to another. These special occasions are when a man thinks thus:—