#oral_sex__head  oral-genital stimulation; "they say he gives good head"
  supertype:  #sexual_perversion__perversion  an aberrant sexual practice that is preferred to normal intercourse
  subtype:  #cunnilingus__cunnilinctus  oral stimulation of the vulva or clitoris
  subtype:  #fellatio__fellation  oral stimulation of the penis
     subtype:  #cock_sucking__blowjob  slang terms for fellatio
  subtype:  #soixante-neuf__sixty-nine__sixtynine  oral sex practiced simultaneously by two people

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