Pornography is often referred to as porn and a pornographic work as a porno. Some BDSM practitioners prefer a code of behavior that differs from SSC and is described as risk aware consensual kink , indicating a preference for a style in which the individual responsibility of the involved parties is emphasized more strongly, with each participant being responsible for his or her own well-being. The name of the practice, when it is done in a repeated in-and-out motion, is derived from its passing resemblance to the dipping of a tea bag into a cup of hot water as a method of brewing tea. Cuckold 3d hentai fetish pornography that involves a cuckolded husband. The scenario is a genre of erotica, which on the internet is sometimes abbreviated to CMNF, and may involve sexual and nonsexual erotic scenarios. Actual upskirt or downblouse shots may violate privacy laws in some countries. Pregnancy fetishism is a context where pregnancy is seen by individuals or cultures as an erotic phenomenon. The inside of a smotherbox is often padded to provide support for their neck and prevent their head from moving. Bottom and submissive are widely recognized terms for those partner in the relationship or activity who are, respectively, the physically receptive or controlled participants. Depictions of male and female masturbation are common in pornography, including porn milf gay pornography. A crush fetish is a fetish in which one is sexually aroused usually when someone crushes objects, food, and sometimes small animals with their body, usually under their foot, or when crushed oneself. Interracial pornographic films have experienced an explosion in popularity, becoming one of the fastest-growing and biggest-selling genres. Some restrict a policy of panties/nipple gay cock tape for females and some allow full nudity with explicit sexual interaction allowed. Clothes wetting: The person is sexually aroused by wetting one clothing or observing another person doing so. Lesbianism has been a theme in erotic art since at least the time of ancient Rome, and many regard depictions of lesbianism to be erotic.