1. Hematolagnia: Blood fetishists are most often aroused by blood on nude or semi-nude individuals (or indeed their sexual partner). Other blood fetishists are aroused simply by the sight of blood. Witnessing accidental or intentional cuts or blood donating are good examples.
2. Nasolingus: Nasolingus is the licking and sucking of another person’s nostril, often during sex and sometimes involving eating mucus.
3. Tripsolagnia: refers to sexual urges or arousal associated with having one's hair shampooed by someone else.
4. Klismaphilia: One who enjoys the use of enemas as a sexual stimulant.
5. Lactophilians: Sexual arousal by breastfeeding. Depending on the context, the practice can also be referred to as adult suckling, adult nursing, and adult breastfeeding.
If your partner ever mentions any of these 5 weird fetishes, we suggest you run and never look back.