(dated) Homosexuality.

(uncountable) The way in which people's desirability as sexual or romantic partners is evaluated. / (idiomatic, euphemistic) Prostitution.

plural of sexual marketplace

(biology, of an organism) The stage when an organism can reproduce, though this is dissimilar from adulthood.

plural of sexual misconduct

(uncountable) Any kind of unacceptable sexual behaviour, including sexual harassment and sexual assault. / (countable, nonstandard) An instance of sexual misconduct.

(sociology) The social power an individual or group accrues as a result of their sexual attractiveness and social charm.

(botany) A method of classification based mainly on the difference in the number and position of the stamens and pistils of plants.

A claimed phenomenon of sexual attraction between relatives and family members who were not raised together.

To have sex.