They can be used as synonyms for dominant and submissive. The term dungeon is used as a reference to a space/ room designated for sadomasochism play. It can also be used to describe a club where these activities take place. It can also be a place to practice kinks safely and learn how to carry out activities and play. The term dungeon monitors is used as a description of well-trusted BDSM members that volunteer to monitor dungeons and look out for infractions, distress, or any other form of misconduct or non-consent. The term flogger is used to describe a tool or whip used in sexual scenes. The action of flogging refers to impact play. Usually made of leather with a hard handle and multiple long flat strands attached. The term can also be used to describe the person holding the specialized whip. Linguistic conventions Some people in the D/s world capitalize words and names that refer to dominants, and do not capitalize those that refer to submissives, hence the capitalization of D/s; others do not. It was popularized in internet chatrooms, to make it easier to identify the orientation of the writer or the person being written about. Also, some submissives eschew personal pronouns, instead referring to themselves as "this slave" or "Master Bob's girl". This is sometimes considered an expression of modesty, but it is an entirely optional method of depersonalizing a submissive during "play". It may have roots in the military, where new recruits are required to refer to themselves as "this recruit", rather than "I" or "me". D/s relationship styles There can be any number of partners in a D/s relationship: one dominant may have several submissives, who may in turn dominate others, or a submissive may have multiple dominants. Relationships may be monogamous or polyamorous. Romantic love is not necessarily a feature in D/s: partners might be very much in love or have no romantic relationship at all. Some D/s relationships are sexual, others completely chaste. Fantasy role play can be an element, with partners taking classic dominant or submissive roles, or classic authority-figure roles such as teacher and student, police officer and suspect, or parent and child. Animal play, where one partner takes the role of owner or caretaker and the other takes the part of a pet or animal, can also be D/s play. A classic example of a D/s role is the "sissy"