78r/ carry in themselves an indecorum and undecency or turpitude are contrary to this Natural Law: Such are (j) immodesty, impudence, Obsenity of Language uncleannes vagus et illicitus concubitus
obsceni ponderis propalam (k) et publice depositu, pudendorum develatio [irregular and unlawful sexual intercourse, bringing forth openly and publicly what is of obscene consequence, the uncovering of private parts], Lying, ridiculous and discompos'd gestures: Those seem to be contra decorum et dignitatem humanae naturae [contrary to the decency and dignity of human nature].
The authors excuse on stylistic grounds their own departures from using historical terminology when they discuss sexual acts prior to the nineteenth century, when the term 'sex' began to refer to sexual intercourse: "coitus, concubitus
or l'acte venerien do not have a winning ring, and sex has the additional advantage of alluding to the penumbra of erotic phenomena (such as desire, arousal, connotation, representation, imagination) as well as the physical act or .
Consent, not cohabitation, makes a marriage (Consensus non concubitus