### Comment:
What are some common fetishes and their definitions?

### REPLY:
There are various common fetishes, such as BDSM (Bondage, Discipline, Dominance, Submission, Sadism, and Masochism), foot fetish, role-playing, voyeurism, and exhibitionism. BDSM involves various power dynamics and activities, foot fetish is a sexual attraction to feet, role-playing involves acting out different scenarios, voyeurism is deriving pleasure from watching others engage in sexual activities, and exhibitionism is the enjoyment of being watched while engaging in sexual acts.