SWYS (sex with yourself) SWYS (sex with herself/himself) FWYS (fuck with yourself) FWHS (fuck with herself/himself) mainly MASTURBATION;
SWYS/Sex with yourself/Masturbation is the sexual stimulation of one's own genitals for sexual arousal or other sexual pleasure, usually to the point of orgasm. The stimulation may involve hands, fingers, everyday objects, sex toys such as
vibrators, or combinations of these.
Mutual masturbation is masturbation with a sexual partner, and may include
manual stimulation of a partner's genitals or be used as a form of non-penetrative sex.