Paramour (noun) – A lover. In polyamory you may have a romantic relationship with one or more lovers. Those lovers may or may not have romantic or platonic relationships with each other.
Chris is in a romantic relationship with Dottie, and Chris is also in a romantic relationship with Dennis, Dawn, and Diva. All of them are Chris’ Paramours.
Polyamorist (noun) – A person who practices polyamory.
Dennis is married to Dawn. Dennis and Dawn are both romantically involved with Chris. Dennis, Dawn, and Chris are all polyamorists.
Polyamory (noun) – The practice of having, or being open to having, more than one romantic partner. Polyamory is typically characterized as consensual non-monogamy, where all partners involved enter into the arrangement as an explicit choice.
Dennis is married to Dawn, but also is romantically involved with Chris. Dawn has full knowledge of the relationship between Dennis and Chris and Chris knows that Dennis and Dawn are married.
Polyamory on Wikipedia
Polycutie (noun) – When a pair of lovers come upon a shared lover in a high state of adorability.
Chris says to Dennis on encountering a reclined Dottie, “oh look at that polycutie.”
Polypile (noun) – A group of three or more lovers showing each other affection.
Last night Chris, Dawn, Diva, and Dennis where in one big polypile.
Polypuddle (noun) – A group of three or more lovers relaxing after an intense physical or emotional experience.
After the polypile the entire polycule collapsed into a polypuddle.